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2. How to use beta to evaluate a stock’s risk - AOL

   www.aol.com/finance/beta-evaluate-stock-risk...

   Using beta to evaluate a stock’s risk. Beta allows for a good comparison between an individual stock and a market-tracking index fund, but it doesn’t offer a complete portrait of a stock’s ...

3. Beta (finance) - Wikipedia

   en.wikipedia.org/wiki/Beta_(finance)

   In finance, the beta (β or market beta or beta coefficient) is a statistic that measures the expected increase or decrease of an individual stock price in proportion to movements of the stock market as a whole. Beta can be used to indicate the contribution of an individual asset to the market risk of a portfolio when it is added in small ...

4. What Beta Means: Understanding a Stock’s Risk - AOL

   www.aol.com/finance/beta-means-understanding...

   What Is a Good Beta for a Stock? There is no such thing as an empirically “good” or “bad” beta for a stock. The type of beta you want for your portfolio depends on the type of investor you ...

5. Single-index model - Wikipedia

   en.wikipedia.org/wiki/Single-index_model

   The term () represents the movement of the market modified by the stock's beta, while represents the unsystematic risk of the security due to firm-specific factors. Macroeconomic events, such as changes in interest rates or the cost of labor, causes the systematic risk that affects the returns of all stocks, and the firm-specific events are the ...

6. Greeks (finance) - Wikipedia

   en.wikipedia.org/wiki/Greeks_(finance)

   The beta (β) of a stock or portfolio is a number describing the volatility of an asset in relation to the volatility of the benchmark that said asset is being compared to. This benchmark is generally the overall financial market and is often estimated via the use of representative indices , such as the S&P 500 .

7. Negative-Beta Stocks: Worth Buying? - AOL

   www.aol.com/news/2012-12-12-negative-beta-stocks...

   One part, called alpha, represents the return that's completely independent of the stock market. The other, beta, shows the extent to which the stock's return is correlated to the stock market's ...

8. Cost of capital - Wikipedia

   en.wikipedia.org/wiki/Cost_of_capital

   R f is the expected risk-free return in that market (government bond yield); β s is the sensitivity to market risk for the security; R m is the historical return of the stock market; and (R m – R f) is the risk premium of market assets over risk free assets. The risk free rate is the yield on long term bonds in the particular market, such as ...

9. Abnormal return - Wikipedia

   en.wikipedia.org/wiki/Abnormal_return

   For example, if a stock increased by 5% because of some news that affected the stock price, but the average market only increased by 3% and the stock has a beta of 1, then the abnormal return was 2% (5% - 3% = 2%). If the market average performs better (after adjusting for beta) than the individual stock, then the abnormal return will be negative.