Recent empirical literature documents that targeted tax reductions or minimum wages can have unintended reallocation and spillover effects on workers not directly targeted by these policies. We quantify these effects using an equilibrium search-and-matching model estimated on French data before...

Most teenagers spend several hours per day on social media. We provide a large-scale investigation of the relationship between social media daily usage and body dissatisfaction among a sample of more than 50,000 15 y.o. students. This relation is positive and large for girls - higher use of...

Recent empirical literature documents that targeted tax reductions or minimum wages can have unintended reallocation and spillover effects on workers not directly targeted by these policies. We quantify these effects using an equilibrium search-and-matching model estimated on French data before...

Advertising and innovation are two engines for firms to escape competition through a better attraction power toward consumers or quality advantage. We propose a model that encompasses both the static and dynamic interactions between R&D, advertising and competitive environment. This model...

Payroll taxes are usually designed to fund social insurance and not to contribute directly to redistribution. Over the last fifty years, France has modified dramatically the schedule of payroll taxation, turning it into the most progressive part of its tax system. Using administrative data and...

In this paper, I study the wage differential between firms' union representatives and their coworkers using a linked employer-employee dataset. On the employee side of the data, the surveyed workers are asked if they are unionized but we do not know which unionized workers are union...