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  2. Beta (finance) - Wikipedia

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

    Beta is the hedge ratio of an investment with respect to the stock market. For example, to hedge out the market-risk of a stock with a market beta of 2.0, an investor would short $2,000 in the stock market for every $1,000 invested in the stock. Thus insured, movements of the overall stock market no longer influence the combined position on ...

  3. Earnings response coefficient - Wikipedia

    en.wikipedia.org/wiki/Earnings_response_coefficient

    The relationship between stock returns to profit to determine the extent of the response that occurs to as the Earnings Response Coefficient (ERC). Some studies reveal there are four factors that affect Earnings Response Coefficient (ERC), namely : beta, capital structure, persistence and growth. [citation needed]

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

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

    By definition, the market as a whole has a beta of 1, and everything else is defined in relation to that: ... Using beta to evaluate a stock’s risk. Beta allows for a good comparison between an ...

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

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

    Regardless of a stock’s beta, or the overall direction of the market, if a company has financial difficulties, its stock will suffer. Companies also face many other types of risks, from the risk ...

  6. Modern portfolio theory - Wikipedia

    en.wikipedia.org/wiki/Modern_portfolio_theory

    β, Beta, is the measure of asset sensitivity to a movement in the overall market; Beta is usually found via regression on historical data. Betas exceeding one signify more than average "riskiness" in the sense of the asset's contribution to overall portfolio risk; betas below one indicate a lower than average risk contribution.

  7. Portfolio Beta vs. Stock Beta: What's the Difference?

    www.aol.com/finance/calculate-beta-portfolio...

    Investors, whether beginner or seasoned professionals, all have a threshold for risk. Some prefer to play it safe and favor a low-risk investment plan while others are more advantageous with a ...

  8. Stock valuation - Wikipedia

    en.wikipedia.org/wiki/Stock_valuation

    Stock valuation is the method of calculating theoretical values of companies and their stocks.The main use of these methods is to predict future market prices, or more generally, potential market prices, and thus to profit from price movement – stocks that are judged undervalued (with respect to their theoretical value) are bought, while stocks that are judged overvalued are sold, in the ...

  9. 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 ...