Browsing Duke Faculty Scholarship by Author "Imbens, Guido"

Now showing items 1-2 of 2

Evaluating the Differential Effects of Alternative Welfare-to-Work Training Components: A Re-Analysis of the California GAIN Program

Hotz, V.J.; Imbens, Guido; Klerman, Jacob (Journal of Labor Economics, 2006-07)

We show how data from an evaluation in which subjects are randomly assigned to some treatment versus a control group can be combined with nonexperimental methods to estimate the differential effects of alternative treatments. ...
Nonparametric Tests for Treatment Effect Heterogeneity

Hotz, V.J.; Crump, Richard; Imbens, Guido; Mitnik, Oscar (Review of Economics and Statistics, 2008)

A large part of the recent literature on program evaluation has focused on estimation of the average effect of the treatment under assumptions of unconfoundedness or ignorability following the seminal work by Rubin (1974) ...