This paper presents a "first generation" model of speculative attacks on emerging markets. Credit-constrained governments accumulate liquid assets in order to self-insure against shocks to national consumption. Governments also insure poorly regulated domestic financial markets. Given this...

We study the response of investment to changes in uncertainty about future profits. We find that in industries dominated by small firms, an increase in uncertainty about future profits depresses investment; in all other industries, increased uncertainty has virtually no effect (or has a positive...

This paper relates firm location choice and consumer search. Firms that cluster together attract consumers by facilitating price comparison, but clustering increases the intensity of local competition. I construct a simple model which shows that firms may choose head-on competition by locating...