Tragedy of the commons occurs when the good is …答案选项组Rival and excludableNon-rival but excludableNon-rival and non-excludableRival but non-excludable

Which of the following statements best defines the tragedy of the commons:答案选项组It can occur when publicly provided goods are overused by taxpayersIt can occur when a non-excludable and non-rival good is overusedIt can occur when a non-excludable and rival good is overusedIt can occur when publicly provided goods are overused by free-riders

What is the tragedy of the commons?  A. A situation where common resources are overused due to individual self-interest  B. A situation where externalities are perfectly managed  C. A state of maximum cooperation  D. A situation where externalities do not exist

Tragedy of the commons arises because: Group of answer choicesExternal benefits are under-producedPublic goods are over-consumedCongestion reduces private benefitsThose consuming common resources don’t consider collective cost

What term describes goods which are both non-rivalrous and non-excludable by nature? Group of answer choicespublic goodsprivate goodscommon resourcesmarket good

Both public goods and common resources areGroup of answer choicesexcludable.nonrival in consumption.nonexcludable.rival in consumption.