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  2. Software release life cycle - Wikipedia

    en.wikipedia.org/wiki/Software_release_life_cycle

    The software release life cycle is the process of developing, testing, and distributing a software product (e.g., an operating system).It typically consists of several stages, such as pre-alpha, alpha, beta, and release candidate, before the final version, or "gold", is released to the public.

  3. Alpha vs. beta in investing: What’s the difference? - AOL

    www.aol.com/finance/alpha-vs-beta-investing...

    Alpha is a way to measure excess return, while beta is used to measure the volatility, or risk, of an asset. Beta might also be referred to as the return you can earn by passively owning the market.

  4. Software versioning - Wikipedia

    en.wikipedia.org/wiki/Software_versioning

    Generally alpha software is tested by developers only, while beta software is distributed for community testing. Some systems use numerical versions less than 1 (such as 0.9), to suggest their approach toward a final "1.0" release. This is a common convention in open source software.

  5. Alternative beta - Wikipedia

    en.wikipedia.org/wiki/Alternative_beta

    Viewed from the implementation side, investment techniques and strategies are the means to either capture risk premia (beta) or to obtain excess returns (alpha). Whereas returns from beta are a result of exposing the portfolio to systematic risks (traditional or alternative), alpha is an exceptional return that an investor or portfolio manager ...

  6. Alpha (finance) - Wikipedia

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

    Alpha is a measure of the active return on an investment, the performance of that investment compared with a suitable market index. An alpha of 1% means the investment's return on investment over a selected period of time was 1% better than the market during that same period; a negative alpha means the investment underperformed the market.

  7. Beta (finance) - Wikipedia

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

    For example, a beta with respect to oil price changes would sometimes be called an "oil-beta" rather than "market-beta" to clarify the difference. Betas commonly quoted in mutual fund analyses often measure the exposure to a specific fund benchmark, rather than to the overall stock market. Such a beta would measure the risk from adding a ...

  8. A top Fed official leans toward December rate cut but says it ...

    www.aol.com/top-fed-official-leans-toward...

    A top Federal Reserve official said Monday that he is leaning toward supporting an interest rate cut when the Fed meets in two weeks but that evidence of persistent inflation before then could ...

  9. Dominance hierarchy - Wikipedia

    en.wikipedia.org/wiki/Dominance_hierarchy

    Alpha male savanna baboons have high levels of testosterone and stress; over a long period of time, this can lead to decreased fitness. The lowest-ranking males also had high stress levels, suggesting that it is the beta males that gain the most fitness, avoiding stress but receiving some of the benefits of moderate rank. [20]