This paper analyses the effect on agglomeration tendencies of allowing firms to become multi-region firms in a standard model of trade and location. More specifically, we introduce horizontal and vertical multi-region firms into the core-periphery (CP) model developed by Krugman (1991). The...

The paper presents a first attempt at assessing general equilibrium effects of 1992. Two kinds of general equilibrium effects are relevant: one (dampening) effect stemming from the common resource constraints, the other one related to the fact that the relative competitiveness of industries may...

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Demand for less skilled workers decreased dramatically in the US and in other developed countries over the past two decades. We argue that pervasive skill biased technological change rather than increased trade with the developing world is the principal culprit. The pervasiveness of this...

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Market exchange is subject to an endogenously-determined level of predation which impedes specialization and gains from trade. Utility-maximizing agents opt between careers in specialized production and careers in predation. Three types of equilibria may emerge, autarky (with no predation and no...

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