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Price dispersion can be viewed as a measure of trading frictions (or, tautologically, as a violation of the law of one price). It is often attributed to consumer search costs or unmeasured attributes (such as the reputation) of the retailing outlets involved. There is a difference between price dispersion and price discrimination. The latter ...
Some believe the 20:20 ratio is a more useful measure as it correlates well with measures of human development and social stability including the index of child well-being, [6] index of health and social problems, [7] population in prison, [8] physical health, [9] mental health [10] and many others. [11]
Each of these may lead to a net loss in social surplus. [6] Market distortions are events, decisions, or interventions taken by governments, companies, or other agents, often in order to influence the market. They are often the response on market failures, i.e., circumstances that prevent perfect competition and achieving an optimal equilibrium ...
Market risk is the risk of losses in positions arising from movements in market variables like prices and volatility. [1] There is no unique classification as each classification may refer to different aspects of market risk. Nevertheless, the most commonly used types of market risk are:
The concept of inequality is distinct from that of poverty [5] and fairness. Income inequality metrics (or income distribution metrics) are used by social scientists to measure the distribution of income, and economic inequality among the participants in a particular economy, such as that of a specific country or of the world in general.
Buildings in Rio de Janeiro, demonstrating economic inequality. Effects of income inequality, researchers have found, include higher rates of health and social problems, and lower rates of social goods, [1] a lower population-wide satisfaction and happiness [2] [3] and even a lower level of economic growth when human capital is neglected for high-end consumption. [4]
The measurement of economic worth over time is the problem of relating past prices, costs, values and proportions of social production to current ones. For a number of reasons, relating any past indicator to a current indicator of worth is theoretically and practically difficult for economists , historians , and political economists .
In neoclassical economics, market failure is a situation in which the allocation of goods and services by a free market is not Pareto efficient, often leading to a net loss of economic value. [1] [2] [3] The first known use of the term by economists was in 1958, [4] but the concept has been traced back to the Victorian philosopher Henry ...