Sciences Po develops an interdisciplinary research program for the evaluation of public policies (in French: Laboratoire interdisciplinaire d’évaluation des politiques publiques, LIEPP), based on four founding units: Department of Economics, Centre de Sociologie des Organisations, Centre...

This short comment provides an assessment on the impact of changing the rules of social security contributions by employers, namely raising the tax base to include not only wages but also value added or capital investments.

This paper provides a summary of the results of a survey on French professional economists on 82 general economic questions, classified in 11 areas : competition policies, trade and globalization, education and human capital, social security and redistribution, tax policy, environment, labor...