[eng] To assess how a public decision can affect citizens’ interests, we need to estimate individual preferences. Economists usually assess individual preference through a market decision. Most often, however, public decisions have an impact on non-market goods. Without a market to refer to,...

[eng] The inefficiency of a chain of monopolies: an experimental study in a repeated-negotiation . situation by Alexis Garapin, Michel Hollard, Stéphane Robin and Bernard Ruffieux . Theory (bilateral monopoly, dual marginalisation) shows that a chain of monopolies is less efficient than an...

[fre] Du point de vue du décideur public, une politique de lutte contre la pollution atmosphérique se justifie si les bénéfices engendrés sont supérieurs aux coûts. La plupart des études évalue les bénéfices d'une amélioration de la qualité de l'air en termes de coûts sanitaires...

[eng] We examine the effect of innovation on productivity in France using a multiple-equation model that accounts for R & D and for product and process innovation, and that controls for selection and endogeneity biases. We estimate the model on CIS3 and CIS4 data using two distinct procedures....