Suppose that the world is comprised of two countries: X and Y.  Because of the absence of centralized world governance, the control of global externalities is particularly challenging, which is the case with greenhouse gases linked to climate change.  The entries in the following Payoff Table describe each country's well-being under different abatement patterns:  If both countries were able to enforce a binding agreement, they would agree on an efficient arrangement (or strategy profile) that also is equitable. We will refer to such arrangement as a cooperative solution. However, absent an appropriate global enforcement mechanism, they would engage in non-cooperative behavior. Define the appropriate concepts of Efficiency and (non-cooperative) equilibrium, find the equilibrium and verify that it is not efficient in the context of a static strategic game in which both countries select their abatement levels simultaneously. Taking into account the common resource nature of the problem, explain why this is the case.

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Suppose that the world is comprised of two countries: X and Y.  Because of the absence of centralized world governance, the control of global externalities is particularly challenging, which is the case with greenhouse gases linked to climate change.  The entries in the following Payoff Table describe each country's well-being under different abatement patterns:

  1.  If both countries were able to enforce a binding agreement, they would agree on an efficient arrangement (or strategy profile) that also is equitable. We will refer to such arrangement as a cooperative solution. However, absent an appropriate global enforcement mechanism, they would engage in non-cooperative behavior. Define the appropriate concepts of Efficiency and (non-cooperative) equilibrium, find the equilibrium and verify that it is not efficient in the context of a static strategic game in which both countries select their abatement levels simultaneously. Taking into account the common resource nature of the problem, explain why this is the case.
Suppose that the world is comprised of two countries: X and Y. Because of the absence of centralized world
governance, the control of global externalities is particularly challenging, which is the case with greenhouse gases
linked to climate change. The entries in the following Payoff Table describe each country's well-being under
different abatement patterns:
No
XIY
Abate
Abate
No
12,12
24,8
Abate
Abate
8,24
20,20
Transcribed Image Text:Suppose that the world is comprised of two countries: X and Y. Because of the absence of centralized world governance, the control of global externalities is particularly challenging, which is the case with greenhouse gases linked to climate change. The entries in the following Payoff Table describe each country's well-being under different abatement patterns: No XIY Abate Abate No 12,12 24,8 Abate Abate 8,24 20,20
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