This paper develops a theory of optimal capital taxation that expresses optimal tax formulas
in sufficient statistics. We first consider a simple model with utility functions linear in …

We study the optimal design of corporate taxation and R&D policies as a dynamic
mechanism design problem with spillovers. Firms have heterogeneous research …

The COVID-19 crisis was a stress test for unemployment insurance schemes as it involved a
sudden and unexpected shutdown of a very large set of activities. This forced countries to …

The dynamic public finance literature underwent significant changes over the past decade.
This research agenda has now reached a stage at which it is able to analyze the design of …

Using a panel of Social Security Administration microdata on 1 percent of the US population
from 1961 to 2006, we study frictions in adjusting earnings to changes in the Social Security …

This paper considers a dynamic taxation problem when agents can allocate their time
between working and investing in their human capital. Time investment in human capital, or" …

This paper analyses the role of job changes in overcoming work hour mismatches (ie,
differences between actual and desired work hours). It addresses two, yet neglected …

We introduce a method for estimating the cost of adjusting earnings, as well as the earnings
elasticity. Our method uses information on bunching in the earnings distribution at convex …

At the start of the XXI century, characterized by the rise of new forms of employment and of
skills requirements, many countries need to adapt their labor market institutions to …

We study adjustment costs in behavioral responses to income taxation, exploiting tax
reforms that create and subsequently eliminate income tax kinks in Cyprus. Reduced-form …