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  2. Effective interest rate - Wikipedia

    en.wikipedia.org/wiki/Effective_interest_rate

    The effective interest rate ( EIR ), effective annual interest rate, annual equivalent rate ( AER) or simply effective rate is the percentage of interest on a loan or financial product if compound interest accumulates in periods different than a year. [1] It is the compound interest payable annually in arrears, based on the nominal interest rate.

  3. Fisher equation - Wikipedia

    en.wikipedia.org/wiki/Fisher_equation

    Fisher equation. In financial mathematics and economics, the Fisher equation expresses the relationship between nominal interest rates, real interest rates, and inflation. Named after Irving Fisher, an American economist, it can be expressed as real interest rate ≈ nominal interest rate − inflation rate. [1] [2]

  4. Levelized cost of electricity - Wikipedia

    en.wikipedia.org/wiki/Levelized_cost_of_electricity

    The levelized cost of electricity ( LCOE) is a measure of the average net present cost of electricity generation for a generator over its lifetime. It is used for investment planning and to compare different methods of electricity generation on a consistent basis. The more general term levelized cost of energy may include the costs of either ...

  5. Internal rate of return - Wikipedia

    en.wikipedia.org/wiki/Internal_rate_of_return

    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.

  6. Equivalent annual cost - Wikipedia

    en.wikipedia.org/wiki/Equivalent_annual_cost

    Equivalent annual cost. In finance, the equivalent annual cost ( EAC) is the cost per year of owning and operating an asset over its entire lifespan. It is calculated by dividing the negative NPV of a project by the "present value of annuity factor": , where. where r is the annual interest rate and. t is the number of years.

  7. Value-added tax - Wikipedia

    en.wikipedia.org/wiki/Value-added_tax

    Money portal. v. t. e. A value-added tax ( VAT or goods and services tax ( GST ), general consumption tax (GCT) ), is a consumption tax that is levied on the value added at each stage of a product's production and distribution. VAT is similar to, and is often compared with, a sales tax. VAT is an indirect tax because the consumer who ultimately ...

  8. Rate of return - Wikipedia

    en.wikipedia.org/wiki/Rate_of_return

    For example, if someone purchases 100 shares at a starting price of 10, the starting value is 100 x 10 = 1,000. If the shareholder then collects 0.50 per share in cash dividends, and the ending share price is 9.80, then at the end the shareholder has 100 x 0.50 = 50 in cash, plus 100 x 9.80 = 980 in shares, totalling a final value of 1,030.

  9. Yield (finance) - Wikipedia

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

    In finance, the yield on a security is a measure of the ex-ante return to a holder of the security. It is one component of return on an investment, the other component being the change in the market price of the security. It is a measure applied to fixed income securities, common stocks, preferred stocks, convertible stocks and bonds, annuities ...