a panel of 48 observations from 1970 to 1986
number of observations : 5225
observation : individuals
country : United States
A time serie containing :
wage in 1876
grade level in 1976
experience 1n 1976
lived in south in 1976 ?
lived in smsa in 1976 ?
region, a factor with levels (un,midatl,enc,wnc,sa,esc,wsc,m,p)
lived in smsa in 1966 ?
lived with both parents at age 14 ?
lived with mother only at age 14 ?
father has no formal education ?
mother has no formal education ?
mean grade level of father
mean grade level of mother
father's and mother's education, a factor with 9 levels
age in 1976
is any 4-year college nearby ?
Kling, Jeffrey R. (2001) “Interpreting Instrumental Variables Estimates of the Return to Schooling”, Journal of Business and Economic Statistics, 19(3), july, 358–364.
Dehejia, R.H. and S. Wahba (2002) “Propensity-score Matching Methods for Nonexperimental Causal Studies”, Restat, 151–161.
Cameron, A.C. and P.K. Trivedi (2005) Microeconometrics : methods and applications, Cambridge.