Dr. Andres J. Vargas main fields of expertise are labor and health economics, with research interests in the areas of health, immigration, and time use. In these areas, he addresses two broad questions from a time use perspective: the economic impact of
immigrants and the assimilation of immigrants to the US. His approach has been mainly micro-econometric, usually focusing on the identification and estimation of causal effects through the use of household survey data. Andres holds bachelor's and master's
degrees in economics from Los Andes University in Colombia, a master's degree in natural resources and agricultural economics from the Toulouse School of Economics in France, and a Ph.D. in economics from the University of Texas at Austin.