Description Usage Format Source References
This data frame contains 445 rows and 10 columns. These data are from an investigation of the effect of training on changes, between 1974-1975 and 1978, in the earnings of individuals who had experienced employment difficulties Data are for the male experimental control and treatment groups.
1 |
This data frame contains the following columns:
a numeric vector identifying the study in which the subjects were enrolled (0 = PSID, 1 = NSW).
age (in years).
years of education.
(0 = not black, 1 = black).
(0 = not hispanic, 1 = hispanic).
(0 = not married, 1 = married).
(0 = completed high school, 1 = dropout).
real earnings in 1974.
real earnings in 1975.
real earnings in 1978.
http://www.columbia.edu/~rd247/nswdata.html
Dehejia, R.H. and Wahba, S. 1999. Causal effects in non-experimental studies: re-evaluating the evaluation of training programs. Journal of the American Statistical Association 94: 1053-1062.
Lalonde, R. 1986. Evaluating the economic evaluations of training programs. American Economic Review 76: 604-620.
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