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  2. Diversification (finance) - Wikipedia

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

    The first risk is called "non-diversifiable", because it exists however many S&P 500 stocks are bought. The second risk is called "diversifiable", because it can be reduced by diversifying among stocks. In the presence of per-asset investment fees, there is also the possibility of overdiversifying to the point that the portfolio's performance ...

  3. Capital asset pricing model - Wikipedia

    en.wikipedia.org/wiki/Capital_asset_pricing_model

    A rational investor should not take on any diversifiable risk, as only non-diversifiable risks are rewarded within the scope of this model. Therefore, the required return on an asset, that is, the return that compensates for risk taken, must be linked to its riskiness in a portfolio context—i.e. its contribution to overall portfolio riskiness ...

  4. Modern portfolio theory - Wikipedia

    en.wikipedia.org/wiki/Modern_portfolio_theory

    The price paid must ensure that the market portfolio's risk / return characteristics improve when the asset is added to it. The CAPM is a model that derives the theoretical required expected return (i.e., discount rate) for an asset in a market, given the risk-free rate available to investors and the risk of the market as a whole. The CAPM is ...

  5. Beta (finance) - Wikipedia

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

    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 quantity. It refers to an asset's non-diversifiable risk, systematic risk, or market risk. Beta is not a measure of idiosyncratic risk. Beta is the hedge ratio of an investment with respect to the stock market.

  6. Security market line - Wikipedia

    en.wikipedia.org/wiki/Security_market_line

    β is a nondiversifiable or systematic risk R M is a market rate of return R f is a risk-free rate. When used in portfolio management, the SML represents the investment's opportunity cost (investing in a combination of the market portfolio and the risk-free asset). All the correctly priced securities are plotted on the SML.

  7. Asset-backed security - Wikipedia

    en.wikipedia.org/wiki/Asset-backed_security

    The SPV (securitization, credit derivatives, commodity derivative, commercial paper based temporary capital and funding sought for the running, merger activities of the company, external funding in the form of venture capitalists, angel investors etc. being a few of them) is "designed to insulate investors from the credit risk (availability as ...

  8. 10 best low-risk investments in 2025 - AOL

    www.aol.com/finance/10-best-low-risk-investments...

    Here are the best low-risk investments in 2025: High-yield savings accounts. Money market funds. Short-term certificates of deposit. Cash management accounts

  9. Long/short equity - Wikipedia

    en.wikipedia.org/wiki/Long/short_equity

    There are many trading styles, with frequent or dynamic traders and some longer-term investors. A fund manager typically attempts to reduce volatility by either diversifying or hedging positions across individual regions, industries, sectors and market capitalization bands and hedging against un-diversifiable risk such as market risk. In ...