High-frequency contagion between the exchange rates and stock prices

Yuko Hashimoto

"This paper analyzes the co-movement of the exchange rates and the stock prices from the viewpoint of contagion among the eight countries in the region during the period of Asian currency crisis, 1997-1999. Ito and Hashimoto (2002; NBER working paper) proposed a new definition of high-frequency contagion using daily exchange rate data. This paper extends the idea to include the stock market origins that are separately identified for the exchange rate and the stock price. Then contagion is defined not only among the exchange rates and stock prices separately, but also between an exchange rate and a stock price of the same country or of different countries. One of the motivations is the following observation. Hong Kong successfully defended the peg to the U.S. dollar throughout the Asian currency crisis period. However, the Hong Kong stock market was affected by the decline in...