Germany exhibits a strong reduction in domestic manufacturing production depth (bazaar effect). I argue that this reflects an unbundling of comparative advantage. Using a model where Ricardian plus Heckscher-Ohlin-type comparative advantage relates to fragments of production, I compare a trading...

A view receiving increased support is that the height of trade costs in prime export sectors has a strong effect on current account balances: countries specializing in sectors that face relatively high trade costs, such as services, tend to run current account deficits, and similarly, countries...

Similar countries often choose very different policies and specialize in very distinct industries. This paper proposes a mechanism to explain policy diversity among similar countries from an open economy perspective. I study optimal policies in a two country model when policies affect...