WLS Codebooks and Flowcharts

Note: Codebooks contain frequency data from the private data release. For some variables, these differ from the frequencies in the public release. Variables that differ between the public and private versions include "(not available on public release)" as part of the variable description, or a note indicating the difference between the public and private versions.

Job History and Unemployment

xjobed             Have a full-time civilian job since completing school?
xjr1bed            Begin first job before completing highest level in school? 
xcmjx1b            Century month sib began first job
xinx1 - xocix1     Codes and scores for first job
xjbc70             Work at a civilian job in March, 1970? 
xinx70 - xocix70   Codes and scores for March, 1970 job
xinr76 - xoci76    Codes and scores for longest job last year
xcmjxcr            Century month sib began current or last job. 
xinxcur - xocixcr  Codes and scores for current or last job
xwrwk76, lfwk76    Weeks sib was in labor force in 1974
xwrla76 - xwr7652  Laid off? Weeks spent finding job. Spent time doing what?   
     
xlf76fp            Work full-or part-time in 1974? 
xlfstat, xlfempl   Sib's work status
xnilf              Why is sib not in labor force? 
xlfcivs            Sib's labor force status
xlfmalw            Current work activities
xxlkfpt            Looking for work or doing any work for pay now?
xxlstw             When last work for pay at a regular job or business?

xjobed: Did sibling respondent have a full-time civilian job since completing school?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 8, 9, 9b, 9d
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3252 6647
-2 27 37 64
0 NO 5 38 43
1 YES 1010 1014 2024

xjr1bed: Did sibling respondent begin first job before completing highest level in school?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 10, 11
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3396 3252 6648
-2 32 75 107
0 NO 774 891 1665
1 YES 235 123 358

xcmjx1b: Century month sibling respondent began first job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 9e
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3252 6647
-2 32 75 107
-1 DON'T KNOW 12 4 16
345 - 926 CENTURY MONTHS 998 1010 2008
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

xinx1: 1970 Census detailed industry code for first job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 9b
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3252 6647
-2 32 75 107
017 - 937 1970 INDUSTRY CODES 1010 1014 2024
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xocx1: 1970 Census detailed occupation code for first job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 9
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3252 6647
-2 32 75 107
001 - 984 1970 OCCUPATION CODES 1010 1014 2024
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xcwx1: Class of worker code for first job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 9d
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3252 6647
-2 32 75 107
1 Private company, business or individual for wages, salary or commission 815 836 1651
2 Government employee (federal, state or local government) 119 156 275
3 Own business or professional practice; incorporated 4 1 5
4 Own business or professional practice; not incorporated 46 11 57
5 Working without pay in a family business or farm 26 10 36
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xinmx1: 1970 Major industry code for first job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 9b
Revisions: Updated 6/95, 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3252 6647
-2 32 75 107
1 Agriculture, Forestry, And Fisheries 91 9 100
2 Mining 5 0 5
3 Construction 66 1 67
4 Manufacturing 399 242 641
5 Transportation, Communications, And Other Public Utilities 40 63 103
6 Wholesale And Retail Trade 170 180 350
7 Finance, Insurance, And Real Estate 37 107 144
8 Business And Repair Services 23 22 45
9 Personal Services 15 85 100
10 Entertainment And Recreation Services 6 3 9
11 Public Administration 26 15 41
12 Professional And Related Services 132 287 419
Note: See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

In all releases prior to 6/95, major industry variables had codes "10" and
"12" condensed into "10". See Appendix E - COR569 for Correction of error
in major industry codes or Change Notice #1.

xocmx1: 1970 Major occupation code for first job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 9
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3395 3252 6647
-2 32 75 107
1 Professional, Technical & Specialty: Self-Employed & w/o Pay 15 3 18
2 Professional, Technical & Specialty: Salaried & N.A. 224 176 400
3 Executives, Administrators & Managers: Salaried & N.A. 63 12 75
4 Executives, Administrators & Managers: Self-Employed & w/o Pay 12 1 13
5 Sales: Not Retail Trade 28 5 33
6 Sales: Retail Trade 15 37 52
7 Administrator Support, Including Clerical 67 446 513
8 Precision Production, Craftsmen, Repair: Manufacturing 54 5 59
9 Precision Production, Craftsmen, Repair: Construction 31 0 31
10 Precision Production, Craftsmen, Repair: All Other & N.A. 60 3 63
11 Operators & Fabricators: Manufacturing 157 109 266
12 Operators & Fabricators: All Other & N.A. 72 16 88
13 Service Occupations 26 179 205
14 Handlers, Equipment Cleaners, Helpers/Laborers: Manufacturing 47 7 54
15 Handlers, Equipment Cleaners, Helpers/Laborers: All Other & N.A. 55 6 61
16 Farm Operators & Managers 21 4 25
17 Farm Workers & Related Occupations 63 5 68
Note: See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

This code divides occupation into broad categories derived from
occupation, industry and class of worker. (Group II occupation
is the name used for this variable in the OCG II codebooks.)

xocsx1u: 1970 Duncan SEI score for first job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 9
Revisions: Replacement 11/95; Updated 3/96, 3/97, 9/00      Archived variable: xocsx1

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3395 3252 6647
-2 32 75 107
020 - 960 1970 DUNCAN SEI 1010 1014 2024
Note: See Change Notice #21 for information about the 9/00 update.
See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

xocpx1u: 1970 siegel prestige score for first job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 9
Revisions: Replacement 11/95; Updated 3/96, 3/97, 9/00      Archived variable: xocpx1

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3395 3252 6647
-2 32 75 107
144 - 812 1970 NORC/SIEGEL PRESTIGE 1010 1014 2024
Note: See Change Notice #21 for information about the 9/00 update.
See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

xocex1: 1970 Occupational education score for first job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 9
Revisions: Added 9/00     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3395 3252 6647
-2 32 75 107
0019 - 0995 1970 Education Score 1010 1014 2024
Note: There is an implied decimal point one place to the left of
the right most digit.

The 1970-basis occupational education score is the percentage of persons
in the 1970 Census in an occupation/industry/class-of-worker category
who completed one year of college or more. See Appendix P--cor638 and
cor713 for details, and a recommended transformation of this variable
is described in MEMO133.

xocix1: 1970 Occupational income score for first job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 9
Revisions: Added 9/00     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3395 3252 6647
-2 32 75 107
0000 - 0877 1970 Income Score 1010 1014 2024
Note: There is an implied decimal point one place to the left of
the right most digit.

The 1970-basis occupational education score is the percentage of persons
in the 1970 Census in an occupation/industry/class-of-worker category
who completed one year of college or more. See Appendix P--cor638 and
cor713 for details, and a recommended transformation of this variable
is described in MEMO133.

xjbc70: Did sibling respondent work at a civilian job in March, 1970?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 13c, 13e, 15
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
1 YES 927 534 1461
2 NO-- in military 54 0 54
3 NO-- not working 63 555 618
Note: In 1977, sib-respondents were not asked the dates of each
interruption from active military duty, therefore code "2" in 1977
reflects whether sib-R did not have a civilian job in 1970 and whether
March 1970 fell between the dates when sib-R first entered active military
service and when sib-R last separated from active service.

xinx70: 1970 Census detailed industry code for job in March, 1970.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 15c
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
-2 117 555 672
017 - 937 1970 INDUSTRY CODES 927 534 1461
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xocx70: 1970 Census detailed occupation code for job in March, 1970.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 15a
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
-2 117 555 672
001 - 984 1970 OCCUPATION CODES 927 534 1461
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xcwx70: Class of worker code for job in March, 1970.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 15e
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
-2 117 555 672
1 Private company, business or individual for wages, salary or commission 677 385 1062
2 Government employee (federal, state or local government) 121 118 239
3 Own business or professional practice; incorporated 24 3 27
4 Own business or professional practice; not incorporated 103 20 123
5 Working without pay in a family business or farm 2 8 10
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xinmx70: 1970 Major industry code for job in March, 1970.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 15c
Revisions: Updated 6/95, 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
-2 117 555 672
1 Agriculture, Forestry, And Fisheries 63 10 73
2 Mining 3 0 3
3 Construction 77 5 82
4 Manufacturing 338 107 445
5 Transportation, Communications, And Other Public Utilities 63 14 77
6 Wholesale And Retail Trade 147 109 256
7 Finance, Insurance, And Real Estate 37 37 74
8 Business And Repair Services 26 19 45
9 Personal Services 11 21 32
10 Entertainment And Recreation Services 4 6 10
11 Public Administration 47 21 68
12 Professional And Related Services 111 185 296
Note: See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

In all releases prior to 6/95, major industry variables had codes "10" and
"12" condensed into "10". See Appendix E - COR569 for Correction of error
in major industry codes or Change Notice #1.

xocmx70: 1970 Major occupation code for job in March, 1970.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 15a
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3393 3252 6645
-2 117 555 672
1 Professional, Technical & Specialty: Self-Employed & w/o Pay 14 6 20
2 Professional, Technical & Specialty: Salaried & N.A. 205 119 324
3 Executives, Administrators & Managers: Salaried & N.A. 91 19 110
4 Executives, Administrators & Managers: Self-Employed & w/o Pay 36 6 42
5 Sales: Not Retail Trade 50 6 56
6 Sales: Retail Trade 19 27 46
7 Administrator Support, Including Clerical 48 194 242
8 Precision Production, Craftsmen, Repair: Manufacturing 87 7 94
9 Precision Production, Craftsmen, Repair: Construction 37 0 37
10 Precision Production, Craftsmen, Repair: All Other & N.A. 52 3 55
11 Operators & Fabricators: Manufacturing 96 54 150
12 Operators & Fabricators: All Other & N.A. 55 6 61
13 Service Occupations 40 75 115
14 Handlers, Equipment Cleaners, Helpers/Laborers: Manufacturing 13 1 14
15 Handlers, Equipment Cleaners, Helpers/Laborers: All Other & N.A. 32 2 34
16 Farm Operators & Managers 44 5 49
17 Farm Workers & Related Occupations 8 4 12
Note: See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

This code divides occupation into broad categories derived from
occupation, industry and class of worker. (Group II occupation is the
name used for this variable in the OCG II codebooks.)

xocsx70u: 1970 Duncan SEI code for job in March, 1970.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 15a
Revisions: Replacement 11/95; Updated 3/96, 3/97, 9/00      Archived variable: xocsx70

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3393 3252 6645
-2 117 555 672
040 - 960 1970 DUNCAN SEI 927 534 1461
Note: See Change Notice #21 for information about the 9/00 update.
See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

xocpx70u: 1970 Siegel prestige score for job in March, 1970.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 15a
Revisions: Replacement 11/95; Updated 3/96, 3/97, 9/00      Archived variable: xocpx70

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3393 3252 6645
-2 117 555 672
141 - 812 1970 NORC/SIEGEL PRESTIGE 927 534 1461
Note: See Change Notice #21 for information about the 9/00 update.
See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

xocex70: 1970 Occupational education score for job in March, 1970.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 15a
Revisions: Added 9/00     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3393 3252 6645
-2 117 555 672
0021 - 0995 1970 Education Score 927 534 1461
Note: There is an implied decimal point one place to the left of
the right most digit.

The 1970-basis occupational education score is the percentage of persons
in the 1970 Census in an occupation/industry/class-of-worker category
who completed one year of college or more. See Appendix P--cor638 and
cor713 for details, and a recommended transformation of this variable
is described in MEMO133.

xocix70: 1970 Occupational income score for job in March, 1970.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 15a
Revisions: Added 9/00     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3393 3252 6645
-2 117 555 672
0003 - 0877 1970 Income Score 927 534 1461
Note: There is an implied decimal point one place to the left of
the right most digit.

The 1970-basis occupational education score is the percentage of persons
in the 1970 Census in an occupation/industry/class-of-worker category
who completed one year of college or more. See Appendix P--cor638 and
cor713 for details, and a recommended transformation of this variable
is described in MEMO133.

xinr76: 1970 Census detailed industry code for longest job last year.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 40b, 19b
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3252 6647
-2 18 360 378
017 - 937 1970 INDUSTRY CODES 1024 729 1753
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xocr76: 1970 Census detailed occupation code for longest job last year.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 39, 19
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3253 6648
-2 18 360 378
001 - 984 1970 OCCUPATION CODES 1024 728 1752
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xcwr76: Class of worker code for longest job last year.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 40c, 19c
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3396 3252 6648
-2 18 360 378
1 Private company, business or individual for wages, salary or commission 666 491 1157
2 Government employee (federal, state or local government) 174 162 336
3 Own business or professional practice; incorporated 48 6 54
4 Own business or professional practice; not incorporated 134 59 193
5 Working without pay in a family business or farm 1 11 12
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xinmr76: 1970 Major industry code for Longest job last year.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 40b, 19b
Revisions: Updated 6/95, 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3252 6647
-2 18 360 378
1 Agriculture, Forestry, And Fisheries 62 13 75
2 Mining 3 0 3
3 Construction 84 6 90
4 Manufacturing 340 128 468
5 Transportation, Communications, And Other Public Utilities 69 13 82
6 Wholesale And Retail Trade 142 158 300
7 Finance, Insurance, And Real Estate 42 41 83
8 Business And Repair Services 38 23 61
9 Personal Services 11 38 49
10 Entertainment And Recreation Services 6 8 14
11 Public Administration 79 25 104
12 Professional And Related Services 148 276 424
Note: See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

In all releases prior to 6/95, major industry variables had codes "10" and
"12" condensed into "10". See Appendix E - COR569 for Correction of error
in major industry codes or Change Notice #1.

xocmr76: 1970 Major occupation code for longest job last year.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 39, 19
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3412 3253 6665
-2 18 360 378
1 Professional, Technical & Specialty: Self-Employed & w/o Pay 29 11 40
2 Professional, Technical & Specialty: Salaried & N.A. 214 174 388
3 Executives, Administrators & Managers: Salaried & N.A. 129 34 163
4 Executives, Administrators & Managers: Self-Employed & w/o Pay 63 11 74
5 Sales: Not Retail Trade 48 13 61
6 Sales: Retail Trade 16 45 61
7 Administrator Support, Including Clerical 48 231 279
8 Precision Production, Craftsmen, Repair: Manufacturing 86 3 89
9 Precision Production, Craftsmen, Repair: Construction 38 0 38
10 Precision Production, Craftsmen, Repair: All Other & N.A. 71 9 80
11 Operators & Fabricators: Manufacturing 92 55 147
12 Operators & Fabricators: All Other & N.A. 46 13 59
13 Service Occupations 44 111 155
14 Handlers, Equipment Cleaners, Helpers/Laborers: Manufacturing 12 4 16
15 Handlers, Equipment Cleaners, Helpers/Laborers: All Other & N.A. 17 4 21
16 Farm Operators & Managers 52 6 58
17 Farm Workers & Related Occupations 2 4 6
Note: See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

This code divides occupation into broad categories derived from
occupation, industry and class of worker. (Group II occupation is the
name used for this variable in the OCG II codebooks.)

xocs76u: 1970 Duncan SEI score for longest job last year.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 39, 19
Revisions: Replacement 11/95; Updated 3/96, 3/97, 9/00      Archived variable: xocs76

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3412 3253 6665
-2 18 360 378
049 - 960 1970 DUNCAN SEI 1007 728 1735
Note: See Change Notice #21 for information about the 9/00 update.
See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

xocp76u: 1970 Siegel prestige for longest job last year.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 39, 19
Revisions: Replacement 11/95; Updated 3/96, 3/97, 9/00      Archived variable: xocp76

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3412 3253 6665
-2 18 360 378
122 - 812 1970 NORC/SIEGEL PRESTIGE 1007 728 1735
Note: See Change Notice #21 for information about the 9/00 update.
See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

xoce76: 1970 Occupational education score for longest job last year.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 39, 19
Revisions: Added 9/00     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3412 3253 6665
-2 18 360 378
0021 - 0995 1970 Education Score 1007 728 1735
Note: There is an implied decimal point one place to the left of
the right most digit.

The 1970-basis occupational education score is the percentage of persons
in the 1970 Census in an occupation/industry/class-of-worker category
who completed one year of college or more. See Appendix P--cor638 and
cor713 for details, and a recommended transformation of this variable
is described in MEMO133.

xoci76: 1970 Occupational income score for longest job last year.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 39, 19
Revisions: Added 9/00     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3412 3253 6665
-2 18 360 378
0002 - 0877 1970 Income Score 1007 728 1735
Note: There is an implied decimal point one place to the left of
the right most digit.

The 1970-basis occupational education score is the percentage of persons
in the 1970 Census in an occupation/industry/class-of-worker category
who completed one year of college or more. See Appendix P--cor638 and
cor713 for details, and a recommended transformation of this variable
is described in MEMO133.

xcmjxcr: Century month sibling respondent began current or last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 19d
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3253 6648
-2 3 256 259
-1 DON'T KNOW 1 3 4
422 - 927 CENTURY MONTHS 1038 829 1867
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

xinxcur: 1970 Census detailed industry code for current or last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 19b
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3252 6647
-2 3 256 259
017 - 937 1970 INDUSTRY CODES 1039 833 1872
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xocxcur: 1970 Census detailed occupation code for current or last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 19
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3253 6647
-2 3 256 259
001 - 984 1970 OCCUPATION CODES 1040 832 1872
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xcwxcur: Class of worker code for current or last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 19c
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3253 6648
-2 3 256 259
1 Private company, business or individual for wages, salary or commission 678 579 1257
2 Government employee (federal, state or local government) 173 172 345
3 Own business or professional practice; incorporated 49 9 58
4 Own business or professional practice; not incorporated 138 62 200
5 Working without pay in a family business or farm 1 10 11
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xinmxcr: 1970 Major industry code for current or last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 19b
Revisions: Updated 6/95, 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3252 6647
-2 3 256 259
1 Agriculture, Forestry, And Fisheries 61 14 75
2 Mining 3 0 3
3 Construction 84 7 91
4 Manufacturing 345 158 503
5 Transportation, Communications, And Other Public Utilities 69 21 90
6 Wholesale And Retail Trade 149 176 325
7 Finance, Insurance, And Real Estate 47 47 94
8 Business And Repair Services 38 29 67
9 Personal Services 12 49 61
10 Entertainment And Recreation Services 6 10 16
11 Public Administration 78 24 102
12 Professional And Related Services 147 298 445
Note: In all releases prior to 6/95, major industry variables
had codes "10" and "12" condensed into "10".
See Appendix E - COR569 for Correction of error in major
industry codes or Change Notice #1.

xocmxcr: 1970 Major occupation code for current or last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 19
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3411 3253 6664
-2 3 256 259
1 Professional, Technical & Specialty: Self-Employed & w/o Pay 29 13 42
2 Professional, Technical & Specialty: Salaried & N.A. 211 187 398
3 Executives, Administrators & Managers: Salaried & N.A. 132 34 166
4 Executives, Administrators & Managers: Self-Employed & w/o Pay 67 10 77
5 Sales: Not Retail Trade 53 16 69
6 Sales: Retail Trade 18 54 72
7 Administrator Support, Including Clerical 45 275 320
8 Precision Production, Craftsmen, Repair: Manufacturing 90 3 93
9 Precision Production, Craftsmen, Repair: Construction 38 0 38
10 Precision Production, Craftsmen, Repair: All Other & N.A. 72 7 79
11 Operators & Fabricators: Manufacturing 92 73 165
12 Operators & Fabricators: All Other & N.A. 49 12 61
13 Service Occupations 46 123 169
14 Handlers, Equipment Cleaners, Helpers/Laborers: Manufacturing 10 7 17
15 Handlers, Equipment Cleaners, Helpers/Laborers: All Other & N.A. 18 7 25
16 Farm Operators & Managers 52 6 58
17 Farm Workers & Related Occupations 1 5 6
Note: This code divides occupation into broad categories derived from
occupation, industry and class of worker. (Group II occupation is the
name used for this variables in the OCG II codebooks.)

xocsxcru: 1970 Duncan SEI score for current or last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 19
Revisions: Replacement 11/95; Updated 3/96, 3/97, 9/00      Archived variable: xocsxcr

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3411 3253 6664
-2 3 256 259
020 - 960 1970 DUNCAN SEI 1023 832 1855
Note: See Change Notice #21 for information about the 9/00 update.
See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

xocpxcru: 1970 Siegel prestige score for current current or last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 19
Revisions: Replacement 11/95; Updated 3/96, 3/97, 9/00      Archived variable: xocpxcr

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3411 3253 6664
-2 3 256 259
122 - 812 1970 NORC/SIEGEL PRESTIGE 1023 832 1855
Note: See Change Notice #21 for information about the 9/00 update.
See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

xocexcr: 1970 Occupational education score for current or last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 19
Revisions: Added 9/00     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3411 3253 6664
-2 3 256 259
0021 - 0995 1970 Education Score 1023 832 1855
Note: There is an implied decimal point one place to the left of
the right most digit.

The 1970-basis occupational education score is the percentage of persons
in the 1970 Census in an occupation/industry/class-of-worker category
who completed one year of college or more. See Appendix P--cor638 and
cor713 for details, and a recommended transformation of this variable
is described in MEMO133.

xocixcr: 1970 Occupational income score for current or last job.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 19
Revisions: Added 9/00     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3411 3253 6664
-2 3 256 259
0002 - 0877 1970 Income Score 1023 832 1855
Note: There is an implied decimal point one place to the left of
the right most digit.

The 1970-basis occupational education score is the percentage of persons
in the 1970 Census in an occupation/industry/class-of-worker category
who completed one year of college or more. See Appendix P--cor638 and
cor713 for details, and a recommended transformation of this variable
is described in MEMO133.

xwrwk76: How many weeks did sibling respondent work last year, either full-or part-time?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 35
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3254 6648
-1 DON'T KNOW 1 0 1
0 none 18 360 378
1 one 0 4 4
2 two 1 4 5
3 - 25 21 112 133
26 - 36 44 96 140
37 - 44 44 90 134
45 - 50 125 84 209
51 22 15 37
52 fifty-two 767 322 1089
Note: Code "00" includes sib-respondents who never worked or last
worked before 1972 (XXLSTW = 000 or 001).

xlfwk76: Weeks sibling respondent was in labor force last year.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 35, 35b, 35c, 35d, 36
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3254 6649
0 none 13 348 361
1 one 0 3 3
2 two 1 11 12
3 - 26 12 102 114
27 - 38 18 99 117
39 - 45 35 84 119
46 - 50 99 71 170
51 22 17 39
52 fifty-two 842 352 1194
Note: Code "00" includes sib-respondents who never worked or last
worked before 1972 (XXLSTW = 000 or 001).

xwrla76: Did sibling respondent lose weeks because of layoff last year?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 35b
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3254 6649
-2 181 715 896
0 NO 861 372 1233

xwrlk76: Even though sibling respondent did not work last year, did sibling respondent spend anytime trying to find a job last year?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 35c
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3254 6649
-2 1027 982 2009
0 NO 10 93 103
1 YES 5 12 17
Note: Inappropriate code differs from comparable 1975 variable because,
in 1977, sib-respondents who never worked or last worked before 1972
were not asked the questions about work activities in 1976.

xwrn4l2: Weeks sibling respondent was looking for work or on layoff last year.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 35d
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3254 6649
-2 1037 1075 2112
1 One to four weeks 0 9 9
2 Five to fourteen weeks 1 1 2
3 Fifteen to twenty-six weeks 1 0 1
5 Forty weeks or more 3 2 5
Note: Inappropriate code differs from comparable 1975 variable because,
in 1977, sib-respondents who never worked or last worked before 1972
were not asked the questions about work activities in 1976.

xwrp4l1: Weeks sibling respondent was looking for work or was on layoff last year.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 35d
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3253 6648
-2 879 732 1611
0 none 75 276 351
1 one 1 7 8
2 two 2 8 10
3 - 4 16 21 37
5 - 10 22 12 34
11 - 17 19 12 31
19 - 30 18 13 31
32 - 51 10 7 17

xwrlkst: Number of stretches sibling respondent was looking for work last year.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 36a, 36b
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3254 6649
-2 954 1008 1962
1 One stretch 67 63 130
2 Two stretches 10 11 21
3 Three stretches 4 4 8
4 Four stretches 5 0 5
5 Five stretches 1 1 2
6 Six stretches 1 0 1

xwr7652: What was sibling respondent doing most of remaining weeks last year?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 37a
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3253 6648
-2 956 761 1717
0 Other 2 11 13
1 Ill or disabled and unable to work 15 20 35
2 Taking care of home or family 10 178 188
3 Going to school 14 16 30
4 In armed forces 1 0 1
5 Retired 1 0 1
6 On vacation, traveling 34 91 125
7 On strike 4 1 5
8 Doing volunteer work 0 1 1
9 Moving 1 6 7
10 Doing other work 4 3 7

xlf76fp: Did sibling respondent work full-or part-time last year?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 38
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3253 6648
-2 18 360 378
0 Full-time 1011 448 1459
1 Part-time 13 280 293

xlfstat: Sibling respondent's labor force status.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 13d, 16, 17, 18
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
1 Employed-- civilian 991 653 1644
2 Experienced unemployed 21 37 58
4 Not in labor force (NILF) 15 399 414
5 Employed-- military 17 0 17
Note: See Appendix E - COR691 for Labor force and current
occupation for the 1975 and 1977 surveys.

xlfempl: Sibling respondent's employment classification.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 13d, 16, 17, 18
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
-2 36 436 472
1 At work-- civilian 979 637 1616
2 With a job but not at work-- civilian 12 16 28
3 In military 17 0 17
Note: See Appendix E - COR691 for Labor force and current
occupation for the 1975 and 1977 surveys.

xnilf: Why is sibling respondent's not in labor force?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 13d, 16, 17, 18
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
-2 1029 690 1719
1 Engaged in own housework 0 383 383
2 In school 5 7 12
3 Unable to work 5 2 7
4 Other 5 7 12
Note: See Appendix E - COR691 for Labor force and current
occupation for the 1975 and 1977 surveys.

xlfcivs: Sibling respondent's labor force status code with civilian and military specification.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 13d, 16, 17, 18, 19, 19b, 19c
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
1 Currently employed (civilian or military) 1008 653 1661
2 Not employed but have information about last job (civilian or military) 33 180 213
3 No information about a current or last job 3 256 259
Note: See Appendix E - COR691 for Labor force and current
occupation for the 1975 and 1977 surveys.

xlfmalw: Sibling respondent's current major activity.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 16
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
1 Working 996 631 1627
2 With a job but not at work 12 16 28
3 Looking for work 19 22 41
4 Keeping house 0 402 402
5 Going to school 6 8 14
6 Unable to work 6 3 9
7 Other (including retired) 5 7 12
Note: This is not a summary variable concerning labor force status,
employment, etc. It is the introductory question to the labor force
series. For measures of the sib-respondent's labor force status,
employment status, etc., we suggest variables XLFSTAT-XLFCIVS.

In 1975, the question referred to "most of last week". In
1977, the question referred to "presently."

See Appendix E - COR691 for Labor force and current
occupation for the 1975 and 1977 surveys.

xxlkfpt: Is sibling respondent looking for work or doing any work for pay now?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 17
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3252 6645
-2 1027 669 1696
1 YES-- working full- or part-time now 0 6 6
2 YES-- looking for work 2 15 17
3 NO 15 399 414
Note: See Appendix E - COR691 for Labor force and current
occupation for the 1975 and 1977 surveys.

Even though it was not asked in 1975, this variable can be created from
the expanded labor force series for selected siblings originally
interviewed in 1975. See Appendix A - Memo127a(note 2c) for Selection
of sample for sibling study and other notes.

xxlstw: When did sibling respondent last work for pay at a regular job or business, either full or part-time?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 18
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3393 3253 6646
-2 1008 653 1661
-1 DON'T KNOW 0 1 1
0 Never worked 1 3 4
1 Last worked before 1972 2 253 255
865 - 936 CENTURY MONTHS 33 178 211
Note: Last 2 digits of year times 12 plus 1 = January of year
used in the equation (e.g. 38 x 12 + 1 = 457 = January,
1938). See Appendix A - COR607 for Conversion into century months.

Even though it was not asked in 1975, this variable can be created from
the expanded labor force series for selected siblings originally
interviewed in 1975. See Appendix A - Memo127a(note 2c) for Selection
of sample for sibling study and other notes.

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