We will be asking ourselves if the trading blocs created or renewed since the end of the 1980s favor the multilateralization of trade, and so constitute building or stumbling blocks. In a gravity model using panel data, we estimate a set of three regional dummies representative of intra-bloc...

This paper uses a gravity model with panel data and 3 regional dummies to assess the effects of the new free trade agreements signed between Latin American countries in the 90's. The originality of this research lies in the spectrum of agreements covered (big customs unions as well as bilateral...