"Risk management" in securities markets refers to the oversight of portfolio managers and professional traders when they trade on behalf of investors in security markets. Monitoring of their trading performance, profit and loss, and risk-taking behavior, is measured by principals using security...

Trade in securities markets is conducted by agents acting for principals, using "mark-to-market" contracts whereby performance is assessed using security market prices. We endogenize contract choices, information production, informed trading, and security price informativeness. But there is a...

Why do governments bailout banking systems in distress? We argue that the government can efficiently provide liquidity. We present a general equilibrium model in which not all assets can be used to purchase all other assets at every date. At some dates agents want to sell projects or securities....

Gorton and Huang (2001) argue that private coalitions of banks can act as central banks, issuing private money and providing deposit insurance during times of panic. This lender-of-last-resort role depends upon banking panics occurring threat of liquidation makes the private bank coalition...