Collective Action Problems and Public Goods
Explain how individual incentives can lead to collectively suboptimal outcomes when actors cannot credibly commit to cooperation.
Markets excel at allocating private goods (where one person's consumption prevents another's), but fail for public goods (where one person's consumption doesn't reduce others' ability to enjoy the good—national defense, clean air, knowledge). Individual incentives often push toward overuse of public resources and underprovision of public goods. Each fisherman benefits from catching as many fish as possible, but if all maximize individually, fish stock collapses. Each factory saves money by polluting, but if all do so, everyone suffers poisoned air. Each citizen wants others to vote for reform, but prefers to stay home and free-ride on others' efforts. These collective…
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