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  2. Return on investment - Wikipedia

    en.wikipedia.org/wiki/Return_on_investment

    Return on investment. Return on investment (ROI) or return on costs (ROC) is the ratio between net income (over a period) and investment (costs resulting from an investment of some resources at a point in time). A high ROI means the investment's gains compare favourably to its cost. As a performance measure, ROI is used to evaluate the ...

  3. Energy return on investment - Wikipedia

    en.wikipedia.org/wiki/Energy_return_on_investment

    Energy return on investment. Not to be confused with Net energy gain. In energy economics and ecological energetics, energy return on investment (EROI), also sometimes called energy returned on energy invested (ERoEI), is the ratio of the amount of usable energy (the exergy) delivered from a particular energy resource to the amount of exergy ...

  4. Expected return - Wikipedia

    en.wikipedia.org/wiki/Expected_return

    The expected return (or expected gain) on a financial investment is the expected value of its return (of the profit on the investment). It is a measure of the center of the distribution of the random variable that is the return. [1] It is calculated by using the following formula: where. is the return in scenario ; is the probability for the ...

  5. Return on capital - Wikipedia

    en.wikipedia.org/wiki/Return_on_capital

    Return on capital. Return on capital (ROC), or return on invested capital (ROIC), is a ratio used in finance, valuation and accounting, as a measure of the profitability and value-creating potential of companies relative to the amount of capital invested by shareholders and other debtholders. [1] It indicates how effective a company is at ...

  6. Internal rate of return - Wikipedia

    en.wikipedia.org/wiki/Internal_rate_of_return

    Internal rate of return (IRR) is a method of calculating an investment 's rate of return. The term internal refers to the fact that the calculation excludes external factors, such as the risk-free rate, inflation, the cost of capital, or financial risk. The method may be applied either ex-post or ex-ante. Applied ex-ante, the IRR is an estimate ...

  7. Compound interest - Wikipedia

    en.wikipedia.org/wiki/Compound_interest

    5%. 4%. 3%. 2%. 1%. The interest on corporate bonds and government bonds is usually payable twice yearly. The amount of interest paid every six months is the disclosed interest rate divided by two and multiplied by the principal. The yearly compounded rate is higher than the disclosed rate.

  8. Social return on investment - Wikipedia

    en.wikipedia.org/wiki/Social_return_on_investment

    Social return on investment (SROI) is a principles-based method for measuring extra-financial value (such as environmental or social value) not otherwise reflected or involved in conventional financial accounts. The method can be used by any entity to evaluate impact on stakeholders, identify ways to improve performance, and enhance the ...

  9. Sustainable return on investment - Wikipedia

    en.wikipedia.org/wiki/Sustainable_return_on...

    Sustainable return on investment (S-ROI) is a methodology for identifying and quantifying environmental, societal, and economic impacts of investment in projects and initiatives (e.g., factories, new product development, civil infrastructure, efficiency and recycling programs, etc.). The goal of S-ROI is to make risk-opportunity assessments ...