ARTICLE SYNOPSIS ...Stock Beta Coefficient by Scott S. Silver & Gary M. Wingens Over the course of the past two decades the investment community has become increasingly concerned with the notion of risk and its relationship to a portfolio of assets. Economists and statisticians alike have responded to this concern with a slew of theories and formulae which have attempted to characterize market forces. One of the most widely accepted of these theories is the concept of beta and its relationship to the valuation of portfolio risk. Essentially, beta is a comparison between the movements of an individual stock or p...