In June 2004 the Committee published a revised framework for the international convergence of capital measurement and capital standards, known as Basel II. The proposal includes a formal capital charge against operational risk in the business activities of banks. The calculation of an...

The local Hurst exponent, a measure employed to detect the presence of dependence in a time series, may also be used to investigate the source of intraday variation observed in the returns in foreign exchange markets. Given that changes in the local Hurst exponent may be due to either a...