economic theory. This review is a tale of the orphan's reunion with its heritage and the benefits that have flowed from it …

The standard theory of trade reform uses a passive government budget constraint, in which changes in tariff revenue are …

border. We show that the gravity model usually estimated does not correspond to the theory behind it. We solve the 'border … puzzle' by applying the theory seriously. We find that national borders reduce trade between the US and Canada by about 44 …