The share of women in political offices has increased considerably over the past few decades in almost every country in the world. Does this matter for policy outcomes? This is the first paper to provide a literature review on the substantive effects of female representation on policies. In...

This analysis uses March Current Population Survey data from 1999-2010 and a differences-in-differences approach to examine how California's first in the nation paid family leave (PFL) program affected leave-taking by mothers following childbirth, as well as subsequent labor market outcomes. We...

Using data on 24 teachers and 982 students from a 2006 survey of California high school economics classes, we assess the effects of student and teacher characteristics on student achievement. We estimate value-added models of outcomes on multiple choice and essay exams, with matched classroom...

In this paper, I examine the impact of uninsured patients on the health of the insured, focusing on one health outcome - the in-hospital mortality rate of insured heart attack patients. I employ panel data models using patient discharge and hospital financial data from California (1999-2006). My...

Proposition 209 banned using racial preferences in admissions at California's public colleges. We analyze unique data for all applicants and enrollees within the University of California (UC) system before and after Prop 209. After Prop 209, graduation rates of minorities increased by 4.4%. We...

This paper offers some new directions in the analysis of nonparamertric models with exogenous treatment assignment. The nonparametric approach opens the door to the examination of potentially different distributed outcomes. When combined with cross-validation, it also identifies potentially...

Computers are an important part of modern education, yet large segments of the population - especially low-income and minority children - lack access to a computer at home. Does this impede educational achievement? We test this hypothesis by conducting the largest-ever field experiment involving...

The low number of college graduates with science degrees - particularly among under-represented minorities - is of growing concern. We examine differences across universities in graduating students in different fields. Using student-level data on the University of California system during a...

Using recent data from southern California and Mexico we challenge the notion that the demographic profile of post-1970 Mexican migrants to the United States has remained constant. We find that more recent cohorts of migrants: (1) are more likely to settle permanently in the United States, (2)...