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

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

    Beta is a way of measuring a stock’s volatility compared with the overall market’s volatility. ... By definition, the market as a whole has a beta of 1, and everything else is defined in ...

  4. 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 ...

  5. Smart Beta Vs. Factor Funds: What's The Difference? - AOL

    www.aol.com/news/smart-beta-vs-factor-funds...

    Fama and French found 5 main factors are associated with higher returns: value stocks, size momentum, low volatility and quality (also known as dividend payers); A 6th factor, yield, is sometimes ...

  6. 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 ...

  7. Arbitrage pricing theory - Wikipedia

    en.wikipedia.org/wiki/Arbitrage_pricing_theory

    This portfolio has the same exposure to each of the macroeconomic factors as the mispriced asset. The arbitrageur creates the portfolio by identifying n correctly priced assets (one per risk-factor, plus one) and then weighting the assets such that portfolio beta per factor is the same as for the mispriced asset.

  8. Risk premium - Wikipedia

    en.wikipedia.org/wiki/Risk_premium

    If the Beta of a stock is 1.5 then a 10% increase in the market will translate to a 15% increase in the stock price and if the beta of a stock is 0.5 a 10% market increase will translate to a 5% stock price increase and likewise with decreases in the market. This beta is generally found via statistical analysis of the share price history of a ...

  9. 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 ...