Discrete time hedging with liquidity risk

被引:6
|
作者
Ku, Hyejin [2 ]
Lee, Kiseop [1 ,3 ]
Zhu, Huaiping [2 ]
机构
[1] Univ Louisville, Dept Math, Louisville, KY 40292 USA
[2] York Univ, Dept Math & Stat, Toronto, ON M3J 1P3, Canada
[3] Ajou Univ, Grad Dept Financial Engn, Suwon 441749, South Korea
基金
加拿大自然科学与工程研究理事会; 新加坡国家研究基金会;
关键词
Discrete time; Liquidity cost; Delta hedging; MARKET MANIPULATION; OPTIONS;
D O I
10.1016/j.frl.2012.02.002
中图分类号
F8 [财政、金融];
学科分类号
0202 ;
摘要
We study a discrete time hedging and pricing problem in a market with liquidity costs. Using Leland's discrete time replication scheme [Leland, HE., 1985. Journal of Finance, 1283-1301], we consider a discrete time version of the Black-Scholes model and a delta hedging strategy. We derive a partial differential equation for the option price in the presence of liquidity costs and develop a modified option hedging strategy which depends on the size of the parameter for liquidity risk. We also discuss an analytic method of solving the pricing equation using a series solution. (C) 2012 Elsevier Inc. All rights reserved.
引用
收藏
页码:135 / 143
页数:9
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