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.

Childhood: Parent Information and Job Aspirations

xbklvpr           Did sibling live with both parents until sib was 16?  
xbkhh57,xbkhs57   Who was the head of the household when sibling was 16?  
xedhhyr           Head of household's education
xinhh57u-xocih57  Codes and scores for head of household's job when sib was 16
xxhlu             Head of household belong to labor union when sibling was 16?
xxrstog           Did sib and graduate live in the same house until sib was 16?
xxrssep1,xxrssep2 Reasons why sib and graduate did not live in the same house
xzpled,xzpedyr    Siblings's education plans when 16
xinzu-xociz       Codes and scores for the job sibling expected to have when 16

xbklvpr: Did you live with both parents most of time up until you were 16?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 48
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3252 6646
1 YES 968 1011 1979
2 NO 75 78 153
Note: See Appendix A - COR700 for Background variables for the
1977 sibling study.

xbkhh57: Who is the head of the household when sibling respondent was age 16.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 48a
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3252 6646
-2 968 1011 1979
1 Father 11 14 25
2 Mother 46 41 87
3 Stepfather 5 11 16
4 Stepmother 0 1 1
5 Grandfather 4 5 9
6 Grandmother 3 1 4
9 Uncle 1 2 3
10 Aunt 1 0 1
11 Guardian male-- foster father 1 0 1
12 Guardian female-- foster mother 2 0 2
15 sibling respondent lived in institution (orphanage, reformatory, etc.) 0 2 2
59 Other-- male 1 1 2

xbkhs57: Summary code for head of household when sibling respondent was age 16.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 48a
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3252 6646
1 Father 979 1025 2004
2 Mother 46 41 87
3 Other male 12 19 31
4 Other female 6 2 8
5 Institution 0 2 2
Note: There were no responses of "institution" in 1975.

xedhhyr: Highest grade of school head of household completed when sibling respondent was age 16.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 50
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3254 6649
-1 DON'T KNOW 71 80 151
0 Less than one year of school 3 1 4
02 - 11 Two to eleven years of school 577 643 1220
12 Twelve years of school 263 235 498
13 One year of college 19 22 41
14 Two years of college 39 26 65
15 Three years of college 5 8 13
16 Four years of college 38 44 82
17 - 24 Five to twelve years of college/one to eight years of graduate or professional school 27 28 55
18 6 colg or 2 grd/prf 7 11 18
19 7 colg or 3 grd/prf 8 7 15
20 8 colg or 4 grd/prf 3 4 7
21 9 colg or 5 grd/prf 2 0 2
22 10 colg or 6 grd/prf 4 1 5
23 11 colg or 7 grd/prf 0 1 1
24 12 colg or 8 grd/prf 0 1 1
Note: See Appendix A - COR700 for Background variables for the
1977 sibling study.

xinhh57: 1970 Census detailed industry code for head of household when sibling respondent was age 16.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 49b
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3396 3255 6651
-2 10 5 15
-1 DON'T KNOW 5 7 12
017 - 937 1970 INDUSTRY CODE 1026 1074 2100
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xochh57: 1970 Census detailed occupation code for head of household when sibling respondent was age 16.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 49
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3395 3255 6650
-2 10 5 15
-1 DON'T KNOW 8 7 15
001 - 984 1970 OCCUPATION CODE 1024 1074 2098
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xcwhh57: Class of worker code for head of household when sibling respondent was age 16.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 49d
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3396 3254 6650
-2 10 5 15
-1 DON'T KNOW 5 6 11
1 Private company, business or individual for wages, salary or commission 565 598 1163
2 Government employee (federal, state or local government) 69 85 154
3 Own business or professional practice; incorporated 30 34 64
4 Own business or professional practice; not incorporated 362 359 721

xinmh57: 1970 Major industry code for head of household when sibling respondent was age 16.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 49b
Revisions: Updated 6/95, 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3396 3255 6651
-2 10 5 15
-1 DON'T KNOW 5 7 12
1 Agriculture, Forestry, And Fisheries 234 231 465
2 Mining 4 7 11
3 Construction 84 95 179
4 Manufacturing 328 357 685
5 Transportation, Communications, And Other Public Utilities 72 56 128
6 Wholesale And Retail Trade 161 167 328
7 Finance, Insurance, And Real Estate 31 24 55
8 Business And Repair Services 16 22 38
9 Personal Services 19 19 38
10 Entertainment And Recreation Services 5 5 10
11 Public Administration 27 36 63
12 Professional And Related Services 45 55 100
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.

xocmh57: 1970 Major occupation code for head of household when sibling respondent was age 16.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 49
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3403 3263 6666
-2 10 5 15
1 Professional, Technical & Specialty: Self-Employed & w/o Pay 16 22 38
2 Professional, Technical & Specialty: Salaried & N.A. 39 57 96
3 Executives, Administrators & Managers: Salaried & N.A. 61 53 114
4 Executives, Administrators & Managers: Self-Employed & w/o Pay 76 90 166
5 Sales: Not Retail Trade 36 40 76
6 Sales: Retail Trade 29 21 50
7 Administrator Support, Including Clerical 31 50 81
8 Precision Production, Craftsmen, Repair: Manufacturing 103 109 212
9 Precision Production, Craftsmen, Repair: Construction 55 51 106
10 Precision Production, Craftsmen, Repair: All Other & N.A. 61 68 129
11 Operators & Fabricators: Manufacturing 131 132 263
12 Operators & Fabricators: All Other & N.A. 67 55 122
13 Service Occupations 49 52 101
14 Handlers, Equipment Cleaners, Helpers/Laborers: Manufacturing 21 18 39
15 Handlers, Equipment Cleaners, Helpers/Laborers: All Other & N.A. 15 29 44
16 Farm Operators & Managers 227 212 439
17 Farm Workers & Related Occupations 7 14 21
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.)

See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

xocsh57u: 1970 Duncan SEI score for head of household when sibling respondent was age 16.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 49
Revisions: Replacement 11/95; Updated 3/96, 3/97, 9/00      Archived variable: xocsh57

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3395 3256 6651
-2 10 5 15
-1 DON'T KNOW 8 7 15
030 - 960 1970 DUNCAN SEI 1024 1073 2097
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.

xocph57u: 1970 Siegel prestige score for head of household when when sibling respondent was age 16.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 49
Revisions: Replacement 11/95; Updated 3/96, 3/97, 9/00      Archived variable: xocph57

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3395 3256 6651
-2 10 5 15
-1 DON'T KNOW 8 7 15
156 - 812 1970 NORC/SIEGEL PRESTIGE 1024 1073 2097
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.

xoceh57: 1970 Occupational education score for head of household when sibling respondent was age 16.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 49
Revisions: Added 9/00     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3395 3256 6651
-2 10 5 15
-1 DON'T KNOW 8 7 15
0008 - 0987 1970 Education Score 1024 1073 2097
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.

xocih57: 1970 Occupational income score for head of household when sibling respondent was age 16.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 49
Revisions: Added 9/00     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3395 3256 6651
-2 10 5 15
-1 DON'T KNOW 8 7 15
0003 - 0877 1970 Income Score 1024 1073 2097
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.

xxhlu: Did head of household belong to a labor union when sibling respondent was 16 years old?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 59
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, 1975 RESPONDENT OR 1977 NONSAMPLE 3402 3269 6671
-1 DON'T KNOW 11 38 49
0 NO 682 724 1406
1 YES 342 310 652

xxrstog: Did sibling respondent and the graduate live together in the same family or household most of the time up until sibling respondent was 16 years old?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 52, 52a
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, 1975 RESPONDENT OR 1977 NONSAMPLE 3403 3269 6672
1 YES 798 811 1609
2 YES, but lived apart for year or longer 145 146 291
3 NO 91 115 206

xxrssep1: First response why there was a time of a year or longer that the sibling respondent and the graduate did not live in the same family or household.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 52b
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, 1975 RESPONDENT OR 1977 NONSAMPLE 3404 3269 6673
-2 798 811 1609
0 Other reasons 4 3 7
1 Sibling (1975 respondent) got married 45 70 115
2 sibling respondent got married 3 14 17
3 Sibling (1975 respondent) left home when respondent was young (age difference) 36 47 83
4 sibling respondent left home when sibling (1975 respondent) was young (age difference) 12 16 28
5 Sibling (1975 respondent) entered military 35 12 47
6 sibling respondent entered military 16 0 16
7 Sibling (1975 respondent) went away to school 31 44 75
8 sibling respondent went away to school 9 7 16
9 Sibling (1975 respondent) went away to work 5 10 15
10 sibling respondent went away to work 6 5 11
11 Sibling (1975 respondent) went to live with other relatives 9 13 22
12 sibling respondent went to live with other relatives 11 12 23
13 Sibling (1975 respondent) went to live with someone other than relatives 2 1 3
14 sibling respondent went to live with someone other than relatives 3 2 5
15 Not raised in same household because are adopted, step or foster children 8 5 13

xxrssep2: Second response why there was a time of a year or longer that the sibling respondent and the graduate did not live in the same family or household.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 52b
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, 1975 RESPONDENT OR 1977 NONSAMPLE 3404 3269 6673
-2 1019 1048 2067
0 Other reasons 0 1 1
1 Sibling (1975 respondent) got married 3 3 6
2 sibling respondent got married 0 1 1
3 Sibling (1975 respondent) left home when respondent was young (age difference) 0 2 2
4 sibling respondent left home when sibling (1975 respondent) was young (age difference) 0 2 2
5 Sibling (1975 respondent) entered military 1 1 2
6 sibling respondent entered military 1 0 1
7 Sibling (1975 respondent) went away to school 2 1 3
8 sibling respondent went away to school 1 1 2
9 Sibling (1975 respondent) went away to work 0 3 3
10 sibling respondent went away to work 2 1 3
11 Sibling (1975 respondent) went to live with other relatives 0 1 1
12 sibling respondent went away to live with other relatives 3 4 7
13 Sibling (1975 respondent) went to live with someone other than relatives 0 1 1
14 sibling respondent went to live with someone other than relatives 1 1 2
15 Not raised in same household because are adopted, step or foster children 0 1 1

xzpled: When you were about 16 did you plan to attend a college or university?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 56
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3252 6646
-1 DON'T KNOW 1 1 2
0 NO 636 601 1237
1 YES 406 487 893

xzpedyr: When you were 16 how many years of further education did you plan to get?

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 56a
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3394 3253 6647
-2 636 601 1237
-1 DON'T KNOW 19 22 41
0 <1yr 1 0 1
1 1yr 0 10 10
2 18 60 78
3 1 34 35
4 314 343 657
5 5 3 8
6 16 5 21
7 12 5 17
8 17 5 22
9 1 0 1
10 1 0 1
12 12yrs 2 0 2

xinz: 1970 Census detailed industry code for the job sibling respondent expected to have when sibling respondent was about 16 years old.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 57a
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3462 3394 6856
-1 Nothing or don't know 459 358 817
017 - 937 1970 INDUSTRY CODES 516 589 1105
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xocz: 1970 Census detailed occupation code for the job sibling respondent expected to have when sibling respondent was about 16 years old.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 57
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3420 3271 6691
-1 Nothing or don't know 394 244 638
001 - 982 1970 OCCUPATION CODES 623 826 1449
Note: See Appendix E for Coding of 1975 and 1977 industry,
occupation and class of worker.

xinmz: 1970 Major industry code for the job sibling respondent expected to have when sibling respondent was about 16 years old.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 57
Revisions: Updated 6/95, 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED OR NONSAMPLE 3462 3394 6856
-1 DON'T KNOW 459 358 817
1 Agriculture, Forestry, And Fisheries 85 13 98
2 Mining 1 0 1
3 Construction 52 0 52
4 Manufacturing 42 22 64
5 Transportation, Communications, And Other Public Utilities 28 29 57
6 Wholesale And Retail Trade 33 22 55
7 Finance, Insurance, And Real Estate 7 5 12
8 Business And Repair Services 48 5 53
9 Personal Services 6 44 50
10 Entertainment And Recreation Services 21 9 30
11 Public Administration 38 21 59
12 Professional And Related Services 155 419 574
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.

xocmz: Occupational group for the job sibling respondent expected to have when sibling respondent was about 16 years old.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 57
Revisions: Updated 3/97     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3826 3522 7348
1 Professional, technical and kindred workers 342 481 823
2 Managers and administrators; except farm 26 3 29
3 Sales workers 17 6 23
4 Clerical and kindred workers 2 211 213
5 Craftsmen and kindred workers 103 5 108
6 Operatives; except transport 12 6 18
7 Transport equipment operatives 16 0 16
8 Laborers; except farm 12 6 18
9 Farmers and farm managers 72 2 74
11 Service workers; except private household 9 97 106
12 Private household workers 0 2 2
Note: It should be noted that this grouping of occupations (occupational
categories) is different from the other "major occupation groups"
appearing in most parts of the codebook. In order to classigy occupations
into "major occupation groups," information on occupation, industry, and
class of worder is required. Whenever industry or class of worker is not
ascertained for a particular job, the grouping of occupations is the
occupational grouping from the 1970 Census.

See Appendix E - COR713 and MEMO133 for creation of major industry,
major occupation, status, and prestige.

xocszu: 1970 Duncan SEI score for the job sibling respondent expected to have when sibling respondent was about 16 years old.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 57
Revisions: Replacement 11/95; Updated 3/96, 3/97, 9/00      Archived variable: xocsz

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3432 3278 6710
-1 NOTHING OR DON'T KNOW 394 244 638
041 - 960 1970 DUNCAN SEI 611 819 1430
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.

xocpzu: 1970 Siegel prestige score for the job sibling respondent expected to have when sibling respondent was about 16 years old.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 57
Revisions: Replacement 11/95; Updated 3/96, 3/97, 9/00      Archived variable: xocpz

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3432 3278 6710
-1 Nothing or don't know 394 244 638
144 - 812 1970 NORC/SIEGEL PRESTIGE 611 819 1430
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.

xocez: 1970 Occupational education score for the job sibling respondent expected to have when sibling respondent was about 16 years old.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 57
Revisions: Added 9/00     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3432 3278 6710
-1 DON'T KNOW 394 244 638
0008 - 0993 1970 Education Score 611 819 1430
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.

xociz: 1970 Occupational income score for the job sibling respondent expected to have when sibling respondent was about 16 years old.

Data source: Sibling Respondent      Collected in: 1977      Mode: phone
Source variables: 57
Revisions: Added 9/00     

Frequencies
Value Label Male Female Total
-3 NOT ASCERTAINED, NONSAMPLE OR MILITARY OCCUPATION 3432 3278 6710
-1 DON'T KNOW 394 244 638
0002 - 0842 1970 Income Score 611 819 1430
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

Menu