Federico Echenique <BR> JEL#: C61, C62, C72, C73<BR> Keywords: Monotone comparative statics, supermodularity, strategic complements, learning, correspondence principle<BR> This paper formalizes the relation between comparative statics and the out-of-equilibrium explanation for how a system evolves after a...

Infinite horizon economies and other models which naturally require an infinite number of commodities, such as product differentiation models and financial markets models with an infinite number of states, have become increasingly important for studying a wide array of economic problems....

This paper explores the relationship between the structure of the market for the refining and distribution of gasoline and the wholesale price of unbranded gasoline sold to independent gasoline retailers. Theoretically, the effect of an increase in vertical integration is ambiguous because...

One of the central features of classical models of competitive markets is the generic determinacy of competitive equilibria. For smooth economies with a finite number of commodities and a finite number of consumers, almost all initial endowments admit only a finite number of competitive...