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This paper examines whether and how the popularity of portfolio insurance strategies can be justified theoretically. The analysis employs three different return generating processes with and without stochastic volatility and jumps. We find that an investor with constant relative risk aversion...
Persistent link: https://www.econbiz.de/10013153296
We show that the widely documented negative relation between idiosyncratic volatility (IVOL) and expected returns can be explained by the mean reversion of stocks' idiosyncratic volatilities. We use option-implied information to extract the mean reversion speed of IVOL in an almost model-free...
Persistent link: https://www.econbiz.de/10012901631
variance premium, the prices of equity index options, and the prices of volatility related derivatives in a long-run risks … driven by the risk of a sudden increase in the overall level of uncertainty. Out-of-the-money equity index put options and … out-of-the-money call options on variance provide insurance against market crashes. Consistent with the data, these …
Persistent link: https://www.econbiz.de/10013094009
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hedging. Using minute-by-minute data, we examine its price discovery and hedging effectiveness. We find that BitMEX …
Persistent link: https://www.econbiz.de/10012890563
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