MODERNPRINCIPLES : MICROECONOMICS 1919 MODERNPRINCIPLESOFECONOMICSPublic Goods and the Tragedy of the Commons Facts and Tools 1.Take a look at the following list of goods and services: Apples Open-heart surgery Cable television Farm-raised salmon Yosemite National Park Central Park, New York The Chinese language The idea of calculus a.Is each item on the list excludable or nonexcludable? Sometimes the border is a little fuzzy, but justify your answer if you think there’s any ambiguity. b.Rival or nonrival? c.Based on your answers to parts a and b, sort each good or service into one of the four categories from Table 19.1. d.How do you exclude people from a park? 1. a.The first five are all excludable: apples, open-heart surgery, cable TV, farm-raised salmon, and Yosemite. The rest (Central Park, the Chinese language, and the idea of calculus) are nonexcludable.Solution
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