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  2. Economic surplus - Wikipedia

    en.wikipedia.org/wiki/Economic_surplus

    The consumer's surplus is highest at the largest number of units for which, even for the last unit, the maximum willingness to pay is not below the market price. Consumer surplus can be used as a measurement of social welfare, shown by Robert Willig. [8] For a single price change, consumer surplus can provide an approximation of changes in welfare.

  3. Excess supply - Wikipedia

    en.wikipedia.org/wiki/Excess_supply

    In economics, an excess supply, economic surplus [1] market surplus or briefly supply is a situation in which the quantity of a good or service supplied is more than the quantity demanded, [2] and the price is above the equilibrium level determined by supply and demand. That is, the quantity of the product that producers wish to sell exceeds ...

  4. Williamson tradeoff model - Wikipedia

    en.wikipedia.org/wiki/Williamson_tradeoff_model

    This means that the amount of consumer surplus, the area below the demand curve and above the price, will be lower. [4] The change in overall social surplus of the market depends on whether the increase in producer surplus due to lower production costs is larger or smaller than the fall in consumer surplus due to higher prices. Note that it is ...

  5. Price discrimination - Wikipedia

    en.wikipedia.org/wiki/Price_discrimination

    If the consumer is considered to be the building, then a consumer surplus goes to the inhabitants. A seller facing a downward sloping demand curve that is convex to the origin always obtains higher revenues under price discrimination than under uniform pricing. In the top diagram, a single price () is

  6. Market structure - Wikipedia

    en.wikipedia.org/wiki/Market_structure

    The total surplus of perfect competition market is the highest. And the total surplus of imperfect competition market is lower. In the monopoly market, if the monopoly firm can adopt first-level price discrimination, the consumer surplus is zero and the monopoly firm obtains all the benefits in the market. [15]

  7. Profit maximization - Wikipedia

    en.wikipedia.org/wiki/Profit_maximization

    The maximization of producer surplus can in some cases reduce consumer surplus. [15] Some forms of producer profit maximization are considered anti-competitive practices and are regulated by competition law. [15] Maximization of short-term producer profit can reduce long-term producer profit, which can be exploited by predatory pricing such as ...

  8. Price floor - Wikipedia

    en.wikipedia.org/wiki/Price_floor

    An example of a price floor is minimum wage laws, where the government sets out the minimum hourly rate that can be paid for labour. In this case, the wage is the price of labour, and employees are the suppliers of labor and the company is the consumer of employees' labour. When the minimum wage is set above the equilibrium market price for ...

  9. Tariff - Wikipedia

    en.wikipedia.org/wiki/Tariff

    The diagrams at right show the costs and benefits of imposing a tariff on a good in the domestic economy. [66] Imposing an import tariff has the following effects, shown in the first diagram in a hypothetical domestic market for televisions: Price rises from world price Pw to higher tariff price Pt.