WLS Codebooks

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 or family intact 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 R 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
2 2 years of school 5 2 7
3 3 years of school 11 20 31
4 4 years of school 31 28 59
5 5 years of school 15 25 40
6 6 years of school 68 74 142
7 7 years of school 30 39 69
8 8 years of school 314 338 652
9 9 years of school 26 34 60
10 10 years of school 65 60 125
11 11 years of school 12 23 35
12 12 years of school -- high school graduate 263 235 498
13 1 year of college 19 22 41
14 2 years of college 39 26 65
15 3 years of college 5 8 13
16 4 years of college -- Bachelor's degree 38 44 82
17 5 years college, 1 year grad or prof school 3 3 6
18 6 years college, 2 years grad or prof school 7 11 18
19 7 years college, 3 years grad or prof school 8 7 15
20 8 years college, 4 years grad or prof school 3 4 7
21 9 years college, 5 years grad or prof school 2 0 2
22 10 years college, 6 years grad or prof school 4 1 5
23 11 years college, 7 years grad or prof school 0 1 1
24 12 years college, 8 years grad or prof school 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
17 234 227 461
18 - 179 201 225 426
187 - 388 201 220 421
389 - 669 229 225 454
677 - 937 161 177 338
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
1 - 265 208 231 439
270 - 461 198 229 427
470 - 690 234 204 438
692 - 801 327 343 670
802 - 984 57 67 124
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
30 - 140 309 310 619
150 - 219 210 209 419
220 - 430 209 214 423
433 - 660 195 233 428
670 - 960 101 107 208
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 - 299 211 233 444
303 - 387 218 216 434
388 - 407 302 283 585
409 - 549 201 238 439
550 - 812 92 103 195
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
8 - 70 221 234 455
71 - 107 396 367 763
108 - 254 188 232 420
257 - 954 202 219 421
967 - 987 17 21 38
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
3 - 116 200 225 425
119 - 204 377 372 749
206 - 401 201 218 419
406 - 735 210 215 425
738 - 877 36 43 79
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 a 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 away 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 Less than one year 1 0 1
1 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 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 DON'T KNOW 459 358 817
17 - 417 194 35 229
419 - 807 112 113 225
809 - 838 43 193 236
839 - 857 71 194 265
858 - 937 96 54 150
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 DON'T KNOW 394 244 638
1 - 75 185 190 375
76 - 144 96 244 340
145 - 372 105 199 304
376 - 801 216 87 303
912 - 982 21 106 127
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 DON'T KNOW 394 244 638
41 - 310 188 107 295
326 - 480 52 242 294
490 - 640 85 214 299
641 - 720 90 206 296
724 - 960 196 50 246
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 DON'T KNOW 394 244 638
144 - 397 140 155 295
399 - 465 98 188 286
468 - 589 135 219 354
597 - 610 60 233 293
620 - 812 178 24 202
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
8 - 163 216 71 287
166 - 428 39 247 286
435 - 638 77 211 288
642 - 947 171 211 382
948 - 993 108 79 187
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
2 - 60 9 294 303
70 - 165 65 346 411
173 - 290 230 94 324
296 - 784 230 77 307
790 - 842 77 8 85
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

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