This paper examines the behaviour of the ‘VXO', previously called the ‘VIX', and ‘VXN' measures of the volatility implied by stock index options. From the mid-1990s to the end of 2002, the volatility measures seem to reflect both sentiment associated with market declines (‘fear') and...

This article focuses on the price inelasticity of demand for crude oil in the short run and its implications. We show that any producer with a share greater than the elasticity of demand, weighted by its profit margin, could benefit by curbing supply to increase profits. This means high cost...