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Symbiotic transfer, arbitrage, and equilibrium
We lay a unified foundation for a theory of general equilibrium by proving the existence of an equilibrium for a grand model which covers all the well-known general equilibrium models under the convexity and continuity ...
Pricing and power: Puzzles from the retail food market
This work documents and analyzes three pricing practices that are common to the retail food industry: quantity surcharges, downward price rigidity and nine-ending pricing. Quantity surcharges happen when food retailers ...
Optimal contracts for trade restrictions
This paper addresses the question of how the government should elicit cost information from a high or low domestic industry to determine socially optimal levels of imports. The results are shown to depend on whether firms ...