We examine optimal monetary policy in a New Keynesian model with unemployment and financial frictions where banks produce loans using equity as collateral. Firms and households demand loans to finance externally a fraction of their flows of expenditures. Our findings show amplifying...

We study a novel mechanism through which systemic risk, in the form of self-fulfilling runs, forces the banks to hoard liquidity. To this end, we develop an environment where banks offer insurance to their depositors against both idiosyncratic and aggregate real uncertainty, by holding a...

We propose a novel theory of banks' liquidity management and financial fragility. Banks hold liquidity and an illiquid productive asset, thereby engaging in maturity transformation, and insure their depositors against idiosyncratic and aggregate shocks. However, strategic complementarities in...

We analyze the effect of a bankruptcy law according to which some of the borrower's assets are exempt from liquidation in the event of default in the context of a competitive credit market characterized either by moral hazard (MH) or by adverse selection (AS). In particular, we study how the...