nswproject | R Documentation |
Data from the National Supported Work (NSW) demonstration project used by Lalonde (1986), and Dehejia and Wahba (1999, 2002). This sample has 185 observations in the treatment group and 2490 in the control group. The treatment sample consists of males who received training during 1976-1977. THe control group consists of male household heads under the age of 55 who are not retired, drawn from the PSID (Cameron and Trivedi, 2005).
nswproject
A data frame with 2675 observations and 18 variables:
= 1 if individual is in treatment group, = 0 if in control group
age in years
education in years
= 1 if black
= 1 if hispanic
= 1 if married
real annual earnings in 1974 (pre-treatment), in 1982 usd
real annual earnings in 1975 (pre-treatment), in 1982 usd
real annual earnings in 1978 (post-treatment), in 1982 usd
= 1 if unemployed in 1974
= 1 if unemployed in 1975
age squared
educ squared
= 1 if years of education < 12
re74 squared
re75 squared
interaction term u74 x black
interaction term u74 x hisp
25.8 Treatment Evaluation Example: The Effect of Training on Earnings, pp. 889-95
http://cameron.econ.ucdavis.edu/mmabook/mmadata.html
Cameron, A. and Trivedi, P. (2005), "Microeconometrics: Methods and Applications," Cambridge University Press, New York.
Dehejia R. and Wahba S. (1999), "Causal Effects in Nonexperimental Studies: Reevaluating the Evaluation of Training Programs," JASA, 1053-1062.
Dehejia R. and Wahba S. (2002), "Propensity-score Matching Methods for Nonexperimental Causal Studies", ReStat, 151-161
Lalonde, R. (1986), "Evaluating the Econometric Evaluations of Training Programs with Experimental Data," AER, 604-620.
summary(nswproject)
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.