portfolio size and degree of risk aversion of potential investors, the ability to borrow, and the hedging opportunities provided …

"correlation breakdown." As a result, risk managers worry that their hedges will be useless when they are most needed, namely … during "stressful" market situations. ; We show that such worries may not be justified since "correlation breakdowns" can … easily be generated by data whose distribution is stationary and, in particular, whose correlation coefficient is constant …

Risk management information systems are designed to overcome the problem of aggregating data across diverse trading … units. The design of an information system depends on the risk measurement methodology that a firm chooses. Inherent in the … design of both a risk management information system and a risk measurement methodology is a tradeoff between the accuracy of …

as the basis for estimates of the appropriate absolute level of economic capital allocations for portfolio credit risk …