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  2. List of unsolved problems in economics - Wikipedia

    en.wikipedia.org/wiki/List_of_unsolved_problems...

    Transformation problem: The transformation problem is the problem specific to Marxist economics, and not to economics in general, of finding a general rule by which to transform the values of commodities based on socially necessary labour time into the competitive prices of the marketplace. The essential difficulty is how to reconcile profit in ...

  3. Solow residual - Wikipedia

    en.wikipedia.org/wiki/Solow_residual

    The Solow residual is a number describing empirical productivity growth in an economy from year to year and decade to decade. Robert Solow , the Nobel Memorial Prize in Economic Sciences -winning economist, defined rising productivity as rising output with constant capital and labor input.

  4. Residual income valuation - Wikipedia

    en.wikipedia.org/wiki/Residual_income_valuation

    Residual income valuation (RIV; also, residual income model and residual income method, RIM) is an approach to equity valuation that formally accounts for the cost of equity capital. Here, "residual" means in excess of any opportunity costs measured relative to the book value of shareholders' equity ; residual income (RI) is then the income ...

  5. Growth accounting - Wikipedia

    en.wikipedia.org/wiki/Growth_accounting

    The residual is often defined as the growth rate of output not explained by the share-weighted growth rates of the inputs. [ 7 ] : 6 We can use the real process data of the production model in order to show the logic of the growth accounting model and identify possible differences in relation to the productivity model.

  6. Errors and residuals - Wikipedia

    en.wikipedia.org/wiki/Errors_and_residuals

    The residual is the difference between the observed value and the estimated value of the quantity of interest (for example, a sample mean). The distinction is most important in regression analysis , where the concepts are sometimes called the regression errors and regression residuals and where they lead to the concept of studentized residuals .

  7. Demand - Wikipedia

    en.wikipedia.org/wiki/Demand

    The demand curve facing a particular firm is called the residual demand curve. The residual demand curve is the market demand that is not met by other firms in the industry at a given price. The residual demand curve is the market demand curve D(p), minus the supply of other organizations, So(p): Dr(p) = D(p) - So(p) [14]

  8. Residual value - Wikipedia

    en.wikipedia.org/wiki/Residual_value

    The residual value derives its calculation from a base price, calculated after depreciation. Residual values are calculated using a number of factors, generally a vehicles market value for the term and mileage required is the start point for the calculation, followed by seasonality, monthly adjustment, lifecycle, and disposal performance.

  9. Economic problem - Wikipedia

    en.wikipedia.org/wiki/Economic_problem

    There are various factors affecting economic growth. The problems of economic growth have been discussed by numerous growth models, including the Harrod-Domar model, the neoclassical growth models of Solow and Swan, and the Cambridge growth models of Kaldor and Joan Robinson. This part of the economic problem is studied in the economies of ...