A central finding of the modern labor market literature is that labor supply responses tend to be concentrated along the extensive margin (labor force participation) rather than the intensive margin (hours of work). Yet, the literature on the marginal cost of public funds (MCF) focuses solely on...

The purpose of this paper is twofold. On the one hand it aims at extending King-Fullerton methodology to a larger scope of liabilities and primarily, in the empirical section of the paper, to statutory charges associated to labour costs, basically employers' contributions to social security....