Macroeconomics 2nd Edition by Campbell McConnell ,Stanley Brue,Sean Flynn

تمرين 8

Explain the following statement, using the MB curve in Figure 5.9 to illustrate: "The optimal amount of pollution abatement for some substances, say, dirty water from storm drains, is very low; the optimal amount of abatement for other substances, say, cyanide poison, is close to 100 percent."