作者:Schroedel, Jean Reith
作者单位:Claremont Colleges; Claremont Graduate University
作者:Coile, Courtney; Duggan, Mark; Guo, Audrey
作者单位:Wellesley College; Stanford University; Santa Clara University
摘要:The U.S. Department of Veterans Affairs' Disability Compensation (DC) program provides disability benefits to nearly one in four U.S. military veterans and has annual expenditures of $77 billion. We examine how the receipt of DC benefits affects the employment decisions of Vietnam-era veterans, making use of variation in eligibility resulting from a 2001 policy change that increased access to the program for veterans who served with boots on the ground in the Vietnam theater but not for other ...
作者:Weidmann, Ben; Miratrix, Luke
作者单位:Harvard University
摘要:This study examines whether unobserved factors substantially bias education evaluations that rely on the Conditional Independence Assumption. We add 14 new within-study comparisons to the literature, all from primary schools in England. Across these 14 studies, we generate 42 estimates of selection bias using a simple approach to observational analysis. A meta-analysis of these estimates suggests that the distribution of underlying bias is centered around zero. The mean absolute value of estim...