We argue that the deregulation leading up to the Big Bang has played a major role in the current banking problems. This deregulation allowed large corporations to quickly switch from depending on banks to relying on capital market financing. We present evidence showing that large Japanese...

We modify the Diamond and Dybvig (1983) model of banking to jointly study various regulations in the presence of credit and run risk. Banks choose between liquid and illiquid assets on the asset side, and between deposits and equity on the liability side. The endogenously determined asset...