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Working Paper
International stock price spillovers and market liberalization: evidence from Korea, Japan, and the United States
In August 1991 the Korean government announced that the stock exchange would undergo a significant liberalization in January 1992, by allowing foreigners to directly own shares in Korean stocks. This paper examines the repercussions on the relationship between the stock markets of Korea, Japan, and the United States. We estimate GARCH models to quantify the importance of "volatility spillovers" from Japan and the U.S. on the mean and variance of Korean returns. Such spillovers have increased since the announced opening, with most of the effect on the opening prices of the Korean stock ...