Questions tagged [competition]

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Why are inventions inevitably correlated with imperfect competition?

Romer (1990) elaborates the incompatibility of nonrival inputs with constant returns to scale: If a production function depends on rival and nonrival inputs and both inputs are productive, then the ...
1
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1answer
464 views

market equilibrium quantity $\ne$ firm profit maximising quantity?

Consider a perfectly competitive market with equilibrium price $P_{eq}$ and quantity $Q_{eq}$ and firm with profit maximising quantity $Q_f$ as illustrated below: I guess any firm in the market would ...
1
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2answers
43 views

Are urban land (location) markets considered competitive even though the market price does not equal marginal cost (zero)?

Urban land (location) supply is fixed and the marginal cost of bringing an urban plot into production is zero. Even when land owners do not collude to limit the supply, the fixed supply arguably ...
-4
votes
2answers
52 views

Is there a qualitative difference between the rent derived from a supply fixed by nature and single supplier required to supply a fixed quantity?

The assumption are that supply is absolutely and permanently fixed at q average and marginal costs are zero demand always exceeds supply (P ≥ 0) The graph should look the same in both cases: a ...