Using bilateral trade flow data from 1979 to 1999, we estimate trade integration between Chile and its principal trading partners during the period (European Union, United States and Latin America). Our estimates are based on a gravity speci cation, theoretically grounded on a monopolistic competition framework with increasing returns. Trade barriers are measured following the border e ect methodology by comparing inter-national imports to intra-national ones. Our results are consistent with the agenda of trade integration followed by Chile. Moreover, trade integration turns out to be heterogeneous across industries and over the time. We also fi nd asymmetries between export and import oriented policies. All these features are usually mis...