Determining whether a country's current account is "sustainable" is not an easy task, as the notion of sustainability is related to complex macroeconomic and political-economy issues, but it is critical. Whether or not one finds empirical support for sustainability is related to the econometric...

We argue that Korea's recent financial distresses reflect contagion of the crisis, beyond normal interdependence between the Korean financial market and other regional financial markets. The tests based on the correlation coefficients estimated from the DCC-GARCH and STC-GARCH models lend...