4.1 Age

4.2 Alcohol Use

4.3 Attitudes & Expectations

4.4 Child Care

4.5 Cigarette Use

4.6 Class of Worker

4.7 Discrimination

4.8 Educational Status & Attainment

4.9 Family Background

4.10 Fertility

4.11 Fringe Benefits

4.12 Geographic Residence & Environmental Characteristics

4.13 Health

4.14 Household Composition

4.15 Income & Assets

4.16 Industries

4.17 Job Satisfaction

4.18 Job Search

4.19 Labor Force Status

4.20 Marital Status & Marital Transitions

4.21 Occupations & Occupational Prestige Indices

4.22 Pension Benefits & Pension Plans

4.23 Public Assistance Support Services

4.24 Race, Ethnicity & Nationality

4.25 Social Security & Disability

4.26 Training

4.27 Transfers

4.28 Wages

4.29 Work Experience