Hee‐Joon Ahn; Kang, Jangkoo; Ryu, Doojin - In: Journal of Futures Markets 28 (2008) 12, pp. 1118-1146
This study examines if informed trading is present in the index option market by analyzing the KOSPI 200 options, the most actively traded derivative product in the world. The spread decomposition model developed by Madhavan, Richardson, and Roomans (1997) is utilized and the adverse‐selection...