loped in many markets. As a result, most economists are now convinced that wage and price controls are a bad idea for controlling inflation.РBut it is unlikely that the differences between economists will ever pletely eliminated. Economists differ on too many aspects of how the world works. Plus, even as some policies get tried out and are either accepted or rejected, creative economists ing up with new ideas.РUNIT3РSOLUTIONS TO TEXT PROBLEMS:РQuick QuizzesР1.?Figure 1 shows a production possibilities frontier for Robinson Crusoe between gathering coconuts and catching fish. If Crusoe lives by himself, this frontier limits his consumption of coconuts and fish, but if he can trade with natives on the island he will be able to consume at a point outside his production possibilities frontier.