What is a buyer’s willingness to pay?
The highest price a buyer is willing to pay for a unit.
Study 4 Efficiency and Policy in Competitive Markets with 12 free online flashcards. Review key terms, definitions, and concepts with this interactive flashcard deck.
What is a buyer’s willingness to pay?
The highest price a buyer is willing to pay for a unit.
How is consumer surplus measured?
Consumer surplus is willingness to pay minus the price actually paid.
How is producer surplus measured?
Producer surplus is the price received minus the seller’s cost.
What makes up total surplus?
Total surplus is consumer surplus plus producer surplus.
When does a unit create gains from trade?
For a unit, gains from trade equal the buyer’s value minus the seller’s cost. Trade is beneficial when the buyer’s value exceeds the cost.
What condition expresses allocative efficiency in the basic competitive model?
Allocative efficiency means producing the quantity where society’s marginal benefit equals its marginal cost; in the basic competitive model, this is expressed as P=MC.
What does productive efficiency mean?
Productive efficiency means producing a given output at the lowest possible cost.
What is the long-run efficiency benchmark for competitive firms?
In the long-run perfectly competitive benchmark, firms produce where P=MC= minimum average total cost.
Does an efficient market outcome guarantee fairness?
No. Efficiency concerns gains from trade, while equity concerns fairness. Since willingness to pay reflects ability to pay, an efficient outcome need not distribute goods or income equitably.
How does a per-unit tax affect market prices and quantity?
A per-unit tax creates a gap between the price buyers pay and the net price sellers receive, and the traded quantity usually falls.
What is deadweight loss?
Deadweight loss is the value of mutually beneficial trades that no longer occur because a market disruption reduces trade.
What determines who bears more of a tax’s economic burden?
The less responsive side generally bears more of the economic burden, regardless of which side is legally required to pay the tax.
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