In this paper we consider the problem of hedging contingent claims on a stock under transaction costs and stochastic volatility. Extensive research has clearly demonstrated that the volatility of most stocks is not constant over time. As small changes of the volatility can have a major impact on...

In this paper, we consider the problem of hedging a contingent claim on a stock under transaction-costs and stochastic volatility. Extensive research during the last two decades has clearly demonstrated that the volatility of most stocks is not constant over time. Writers of over-the-counter...