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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.
Consumer surplus need not exist, for example in monopolistic markets where the seller can price above the market clearing price. Alternatively, should fixed costs or economies of scale raise the marginal cost of adding more consumers higher than the marginal profit from selling more product, consumer surplus may be captured by the seller.
The Ramsey problem, or Ramsey pricing, or Ramsey–Boiteux pricing, is a second-best policy problem concerning what prices a public monopoly should charge for the various products it sells in order to maximize social welfare (the sum of producer and consumer surplus) while earning enough revenue to cover its fixed costs.
The producer surplus always decreases, but the consumer surplus may or may not increase; however, the decrease in producer surplus must be greater than the increase, if any, in consumer surplus. Deadweight loss can also be a measure of lost economic efficiency when the socially optimal quantity of a good or a service is not produced.
From 2000 to 2010 the U.S. had a surplus of 4.6 million housing units, while in the following decade there was a shortage of 1.3 million fewer units than population growth would demand.
Surplus product (German: Mehrprodukt) is a concept theorised by Karl Marx in his critique of political economy.Roughly speaking, it is the extra goods produced above the amount needed for a community of workers to survive at its current standard of living.
This increases consumer surplus (the area under the demand curve but above price) by X+Z as consumers can purchase more goods at lower prices. However, it also reduces producer surplus (the area above the supply curve but below the price) by X, as domestic producers supply fewer goods at lower prices. Domestic producers will choose to produce ...
Surplus: Terrorized Into Being Consumers is a 2003 Swedish documentary film on consumerism and globalization, created by director Erik Gandini and editor Johan Söderberg. It looks at the arguments for capitalism and technology , such as greater efficiency, more time and less work, and argues that these are not being fulfilled, and they never ...