One key element in the reduction of poverty and (in Latin America) inequality has been the achievement of greater fiscal equity; we analyse one key part of this process, which is the earmarking of portions of tax revenue to be spent on progressive public expenditures such as social protection,...

Using a laboratory experiment, we present first evidence that stigmatization through public exposure causally reduces the take-up of an individually beneficial transfer. Our design exogenously varies the informativeness of the take-up decision by varying whether transfer eligibility is based on...

We characterize the second-best allocation in a Mirrleesian optimal tax model where agents differ in multiple dimensions and the planner can tax multiple goods non-linearly. We develop a new method that allows us to solve the partial differential equations that describe the optimum regardless of...