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89.Beginning in the early 1990s, private landowners in Zimbabwe have started fencing in large areas of land that contain black rhinos, which were on the verge of extinction. These private owners charge feesfor a stay at the lodges on the property (eco-tourism) and also sell hunting safaris and photo safaris. Asa result,a.the population of black rhinos has fallen substantially.b.the population of black rhinos has increased.c.many black rhinos are being poached.d.the incomes of residents in Zimbabwe has fallen substantially.ANS:BPTS:1DIF:ModerateNAT:BUSPROG: AnalyticSTA:DISC: The role of governmentTOP:The Importance of Property RightsKEY:Bloom's: Comprehension90.In the fictitious country of Lebos, the government allows private ownership of pigs but not of cows. If the people of Lebos permanently increase their desire to purchase more pork and beef, in the long run,we would expect91.Production possibilities curve are usually bowed outward. This is because92.The reason that the production possibilities curve is usually a bow-shaped curve instead of a straight line is that