Mutual funds have become an important intermediary between households and financial markets, especially the equity market. About half of all households have a mutual fund account, and mutual funds hold about one-fifth of household financial assets. Because households have favored equity...

We study government policies designed to increase liquidity by extending government guarantees to fundamentally illiquid assets. We characterize the effects of such policies on equilibrium price dynamics, trading strategies, and welfare. We build on the strategic trading framework of...

Models featuring increasing returns to scale in at least one factor of production have been used to study two separate phenomena: (1) multiplicity of self-fulfilling rational expectations equilibria (i.e. sunspots), and (2) production schedules that optimally feature bunching. We show in a...