We study a general model of occupational choice and optimal income taxation where agents have private cost of work that differ across occupations and have both deterministic and random components. We apply our framework to study the work decisions of couples in an extensive set up and give...

"Using a model with constant relative risk-aversion preferences, endogenous labor supply and partial insurance against idiosyncratic wage risk, we provide an analytical characterization of three welfare effects: (a) the welfare effect of a rise in wage dispersion, (b) the welfare gain from...