We consider the problem of finding sufficient conditions for political support of liberal, growth-enhancing policy in a quality-ladders model with heterogeneous agents differing in their endowment of wealth and skills. The policy set is two-dimensional: Agents vote for the level of...

I develop a simple dynamic model of reputation-based transactions between a buyer in one country and a supplier in another. I use the model to study the impact of a more stringent regulation on the buyer optimal purchase volume within an existing buyer-seller partnership. A more stringent...

This article analyzes the impact of aquaculture on wild fish stocks and on fish consumption, taking into account its dependence on reduction fisheries for the feeding of the farmed species and consumet preferences. The model includes the demand side and three sectors : and edible fish fishery...

En Brasil, el bioetanol, juntamente con el bagazo de la caña, representa el 18,1% de la oferta interna de energía, lo que lo califica como la segunda mayor fuente de energía en una matriz energética compuesta por un 45% de energías renovables, mientras que la media mundial llega al 14%. Se...

In this paper, we shed light on the selection of the benefi ciaries from the French competitiveness cluster policy which was launched in 2005 and extended to 2012. We disentangle the selection and self-selection eff ects, as emphasized in the theoretical literature on regional and industrial...

We use data on individual French exporters to document how a change in trade costs following the introduction of the euro affected firms' export margins in relation to export decisions, the number of products exported and average sales per product. Our results confirm two effects predicted by...

This paper examines how import penetration affects firms' productivity growth taking into account the heterogeneity in firms' distance to the efficiency frontier and country differences in product market regulation.