NLS id
interview year
ln(wage/GNP deflator)
usual hours worked
age in current year
total work experience
current grade completed
1 if college graduate
1=white, 2=black, 3=other
1 if married, spouse present
1 if never yet married
1 if not SMSA
1 if central city
1 if south
1 if union
weeks unemployed last year
weeks worked last year
job tenure, in years