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joint with L.Brotherhood, C. Santos and M. Tertilt, R&R at Review of Economic Studies. This paper explores policies in epidemiological model of Covid-19 where individual's of different age (and associated risk) make private social distancing decisions. Social distancing especially by the old is substantial, and the optimal social planner restricts the young more to provide some slack for the old. Costs of this is much lower when there is also testing. Go to paper

with John Horton and Ramesh Johari (2021, new version coming soon) When heterogeneous employers can send cheap-talk messages about the quality of candidates they would like, this improves sorting, increases wages at high firms and lowers them at low firms, and improves efficiency. In a field experiment we indeed see significant changes in labor allocations and wages in these directions. Go to paper  

with Michèle Belot and Paul Muller. In a randomized field experiment, we provide personalized suggestions about suitable alternative occupations to long-term unemployed job seekers in the UK. Effects on the primary pre-registered outcomes of "finding a stable job" and "reaching a cumulative earnings threshold" are positive, are significant among those who searched at least once, and are more pronounced for those who are longer unemployed. Go to paper

With Michèle Belot and Paul Muller. We propose a simple method to elicit time preferences at the individual level even when income and consumption varies over time. We validate the method and apply it to correlate individuals' impatience with job search behavior and success. Go to paper