We develop a variation of the macroeconomic model of banking in Gertler and Kiyotaki (2011) that allows for liquidity mismatch and bank runs as in Diamond and Dybvig (1983). As in Gertler and Kiyotaki, because bank net worth fluctuates with aggregate production, the spread between the expected...

We develop a canonical framework to think about credit market frictions and aggregate economic activity in the context of the current crisis. We use the framework to address two issues in particular: first, how disruptions in financial intermediation can induce a crisis that affects real...

After liberalizing international transactions of financial assets, many countries experience large swings in asset prices, capital flows, and aggregate production. This paper studies how the adjustment to capital account liberalization depends upon the degree of development of a domestic...

We develop a model in which innovations in an economy's growth potential are an important driving force of the business cycle. The frame- work shares the emphasis of the recent “new shock” literature on revisions of beliefs about the future as a source of fluctuations, but differs by tieing...