NONPARAMETRIC TESTS OF STRIKE PRICE AND EXPIRATION BIAS IN THE IMPLIED VOLATILITY OF THE SOUTH AFRICAN ALL SHARE INDEX FUTURE CONTRACT

Nonparametric tests of strike price and expiration bias in the implied volatility of the South African All Share Index Future Contract

In this article we assess the appropriateness of the constant volatility assumption required by the Black (1976) option pricing model for options on the All Share Index future.The assessment uses similar nonparametric tests as implemented in Rubinstein for data recorded over the 1992 to 1996 period.In the nonparametric tests we focus on the examina

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Magnetic Resonance Imaging: A Tool for Pork Pie Development

The traditional British pork pie consists of roughly chopped pork cooked in a hot water pastry crust.Due to shrinkage of the meat during cooking, the gap formed around the meat is usually sealed using a gelatin based jelly to exclude air and thus help to preserve the Bike Parts - Tubes pie.The properties of the jelly are such that it will ingress i

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