The theory of auctions of a single object generalizes to a situation where identical objects are sold either sequentially or simultaneously but individuals can only buy one object. In this context, I will present a survey of the main results regarding the ranking of auctions based on revenue,...

This paper presents a surprising example. It shows that lattice theoretic properties in Mas-Colell's (1986) seminal work are relevant to the existence of equilibrium problem even when commodity space is finite dimensional. The paper provides an example of an economy with three commodities and...

This paper provides an explanation for an important institutional feature of staggered time-dependent adjustment rules assumed in a number of macroeconomic models (Fischer, 1977; taylor, 1980; Blanchard, 1986).

We analyze an oligopoly model where firms choose both quantities and access fees. Per unit prices are determined endogenously to equate quantity demanded with quantity supplied at each firm. In a Nash equilibrium of the game played by firms, the per unit prices equal mairginal cost and access...