Forbes contributors publish independent expert analyses and insights. Korok Ray is a PhD economist/professor who researches/teaches Bitcoin. One of the enduring criticisms against Bitcoin is that it ...

What happens when the price volatility of a stock differs from market expectations? What type of trade strategies are being used by traders when the level of volatility is greater than historical ...

Volatility is a fascinating topic primarily because change is constant, but the rate of change is not. This year has been fraught with adjustments in capital markets. The most significant changes have ...

The Heston Model is a tool for pricing European options using stochastic volatility rather than constant volatility. This model considers the correlation between a stock’s price and its volatility, ...