Davud Rostam-Afschar is an Assistant Professor at Universitaet Hohenheim. Davud is mainly interested in research on decisions of households and firms in the context of public economics. His recent research includes flexible work arrangements and precautionary behavior, optimal taxation under different concepts of justness, and how entrepreneurial portfolios respond to income taxation. He holds a Ph.D. in Economics from Freie Universitaet Berlin, and he has been recently a Visiting Scholar at the University of California, Berkeley. Davud was a guest speaker at the NCID Workshop on Migration on November 11 .