A. excludable
B. a common resource
C. a public goods
D. rival

A. a firework displays
B. national defense
C. iron one
D. a national park

A. an excludable good.
B. a private good
C. a common resource
D. a public good.

A. rival good
B. public good
C. private good
D. common resource

A. receives the benefits of a good but avoids paying for it.
B. pays for a good but fails to receive any benefit from the good
C. fails to produce goods but is allowed to consume goods.
D. produces a good but fails to receive payment for the good

A. the rivalness problem
B. the public goods problem
C. the Tragedy of the Commons.
D. The free-rider problem.

A. rival but not excludable
B. neither rival nor excludable
C. not rival but excludable
D. both rival and excludable

A. neither rival nor excludable
B. rival but not excludable.
C. both rival but excludable
D. not rival but excludable

A. excess baggage
B. a free rider
C. a costly rider
D. a common resource
E. an unwelcome rider

A. a good produced by a natural monopoly
B. a private good
C. a public good
D. a common resource