Han, Heejoon; Kutan, Ali M.; Ryu, Doojin - In: Economics: The Open-Access, Open-Assessment E-Journal 9 (2015) 2015-35, pp. 1-34
The KOSPI (Korea Composite Stock Price Index) 200 options are one of the most actively traded derivatives in the world. This paper empirically examines (a) the statistical properties of the Korea's representative implied volatility index (VKOSPI) derived from the KOSPI 200 options and (b) the...