We present a quantitative model of deposit insurance. We characterize the policymaker's optimal choices of coverage for depositors and premiums raised from banks. Premiums contribute to a deposit insurance fund that lowers taxpayers' resolution cost of bank failures. We find that riskadjusted...

We investigate a banking system subject to repeated macroeconomic shocks and show that without deposit rate control, the banking system collapses with certainty. Any initial level of reserves will delay the collapse but not avoid it. Even without a banking collapse, the economy still converges...

I study the relation between shadow banking and financial stability in an economy in which banks are susceptible to self-fulfilling runs and in which government-backed deposit insurance is limited. Shadow banks issue only uninsured deposits while commercial banks issue both insured and uninsured...