Description Usage Format Details Source References
The Smith-Todd subset of Lalonde's treated units versus CPS (Current Population Survey) control individuals
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A data frame with 16100 observations on the following 10 variables.
treated
treated variable indicator
age
age
education
years of education
black
race indicator variable
married
marital status indicator variable
nodegree
indicator variable of not possessing a degree
re74
real earnings in 1974
re75
real earnings in 1975
re78
real earnings in 1978 (post treatment outcome)
hispanic
ethnic indicator variable
These two sets of treated and control units can be hardly matched.
see references
Smith, J., Todd, P. (2005a) Does Matching Overcome Lalonde's Critique of Nonexperimental Estimators?, Journal of Econometrics, 125(1-2), 305-353.
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