Optimal hedging of path-dependent options in discrete time incomplete market
Author(s) -
Norman Josephy,
L. Kimball,
Victoria Steblovskaya
Publication year - 2008
Publication title -
communications on stochastic analysis
Language(s) - English
Resource type - Journals
eISSN - 2688-6669
pISSN - 0973-9599
DOI - 10.31390/cosa.2.3.10
Subject(s) - path (computing) , discrete time and continuous time , economics , econometrics , computer science , mathematical optimization , mathematics , microeconomics , mathematical economics , statistics , programming language
We consider hedging of a path-dependent European style option with convex continuous payo in a discrete time incomplete market, where underlying stock price jumps are distributed over a bounded interval. The incompleteness of the market produces an interval of no-arbitrage option prices for the path-dependent option. Upper and lower bounds for the no- arbitrage price interval are developed. Explicit formulas for a no-arbitrage option price and a non-self-financing hedging strategy are given. Each non- self-financing hedging strategy produces an accumulated residual amount. Theoretical results are applied to the case of an arithmetic Asian option. A numerical algorithm for constructing the non-self-financing hedging strategy that maximizes the accumulated residual amount is developed. The algorithm is tested on various underlying stocks and the Standard & Poor 500 Index.
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