Referring to the Production Possibilities Frontiers in Figure 1.10 A, B, C, and D, which depicts specialized growth in soda when there is increasing opportunity cost?Figure 1.10 

Why do banks create money? Do they create money to help the Federal Reserve control the money supply or is there a more basic reason?

What will be an ideal response?

The reason why cleanup costs are lower for a taxes approach than for a direct controls approach is that

a. all firms reduce pollution equally and fairly. b. firms that are able to clean up at lowest cost do so; others don't. c. large polluters clean up the most, which is always lowest cost. d. small polluters clean up the most, which is generally the cheapest.