Lalonde dataset
Description
Lalonde experimental dataset (see cited reference).
Usage
data(LL)
Format
A data frame with 722 observations on the following 10 variables.
treated
- treatment variable indicator
age
- age
education
- years of education
black
- race indicator variable
married
- marital status indicator variable
nodegree
- indicator variable for 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
u74
- unemployment in 1974 indicator variable
u75
- unemployment in 1975 indicator variable
Source
see references
References
Lalonde, R. (1986) ``Evaluating the Econometric Evaluations
of Training Programs,'' American Economic Review, 76, 604-620.
[Package
cem version 1.0.90
Index]