HomeDefinitionsCompareDebt Security market lineThe financial definition for Security market line:Line representing the relationship between expected return and market risk or beta. The slope of this line is the risk premium for beta. Similar MatchesAsset backed securityAsset backed securityA security that is collateralized by loans, leases, receivables, or installment contracts on personal property, not real estate. Beta equation (security)Beta equation (security)The market beta of a security is determined as follows: Regress beta of stock y on excess returns of the market. The slope coefficient is beta. Define n as number of observation numbers. Beta= [(n) (sum of [xy]) ]-[ (sum of x) (sum of y)]/ [(n) (sum of [xx]) ]-[ (sum of x) (sum of x)] where: n = # of observations (usually 36 to 60 months) x = rate of beta for the S&P 500 index y = rate of return for the security. Related: beta Cabinet securityCabinet securityA stock or bond listed on a major exchange with low daily traded volume. Further SuggestionsConvertible securityCredit linked security Derivative security Employee Retirement Income Security Act (ERISA) Fixed dollar security Graduated security Host security Click to compare definitions of Security market line Click to view definitions beginning se |