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This paper analyzes tractable robust hedging strategies in diffusion-type models including stochastic volatility models …. A robust hedging strategy avoids any losses as long as volatility stays within a given interval. It does not depend on … tractable hedging strategy is defined as the sum over Black-Scholes strategies. For a convex (concave) payoff, the cheapest …
Persistent link: https://www.econbiz.de/10005112800
This paper deals with the superhedging of derivatives on incomplete markets, i.e. with portfolio strategies which generate payoffs at least as high as that of a given contingent claim. The simplest solution to this problem is in many cases a static superhedge, i.e. a buy-and-hold strategy...
Persistent link: https://www.econbiz.de/10010263307
We consider a standard two-player all-pay auction with private values, where the valuation for the object is private information to each bidder. The crucial feature is that one bidder is favored by the allocation rule in the sense that he need not bid as much as the other bidder to win the...
Persistent link: https://www.econbiz.de/10010263054
It is well-known that Gaussian hedging strategies are robust in the sense that they always lead to a cost process of … hedging instruments from a given set of traded assets, in particular of zero coupon bonds, is studied. Misspecified hedging …
Persistent link: https://www.econbiz.de/10010263067
hedging product for the spot market, and the demand for this product is high when the market becomes risky: more risk averse …
Persistent link: https://www.econbiz.de/10011333083
Persistent link: https://www.econbiz.de/10009272489
The payoff of many credit derivatives depends on the level of credit spreads. In particular, credit derivatives with a leverage component are subject to gap risk, a risk associated with the occurrence of jumps in the underlying credit default swaps. In the framework of first passage time models,...
Persistent link: https://www.econbiz.de/10010301707
Tests for the existence and the sign of the volatility risk premium are often based on expected option hedging errors … the premium is the same as the sign of the mean hedging error for a large class of stochastic volatility option pricing …
Persistent link: https://www.econbiz.de/10010263305
The payoff of many credit derivatives depends on the level of credit spreads. In particular, credit derivatives with a leverage component are subject to gap risk, a risk associated with the occurrence of jumps in the underlying credit default swaps. In the framework of first passage time models,...
Persistent link: https://www.econbiz.de/10011293916
We develop a new approach to pricing and hedging contingent claims in incomplete markets. Mimicking as closely as … can derive unique prices and corresponding optimal hedging strategies without invoking specific assumptions on preferences … explicitly taking into account optimal hedging strategies leads to positive market prices of risk for volatility even if the …
Persistent link: https://www.econbiz.de/10004968199