Bhabra, G.S.; Gonzalez, M.L.; Sup, K.M.; Powell, J.G. - School of Accounting, Economics, and Finance, … - 1999
This paper examines KOSPI200 options prices in order to investigate whether implied volatility implicit in options prices foreshadowed the 1997 financial crisis in Korea. A set of call and put implied volatilities are examined for evidence of expectations prior to October 23, 1997 of an...