Dispersion is an important statistical measure that quantifies the range of outcomes among the components of an index during a specific period. The S&P 500 Realized Dispersion Indices offer two ...

A unified approach to large-sample statistical methods is provided via a quadratic approximation. Various methods of estimation obtained by minimizing (or maximizing) an objective function, and those ...

This is a preview. Log in through your library . Abstract 1. Sample size estimates for monitoring phytophagous mite population densities in apple orchards were derived from dispersion statistics in a ...

Dispersion is a fundamental measure of risk and opportunity in the stock market; it measures how differently stocks are performing, or are expected to perform. The Dispersion Index was launched in ...