Which policy measure requires investment banks to make public their analysts' recommendations?

A firm that is a "pure monopoly" is

a. a seller of a highly advertised and differentiated product in a market with low barriers to entry in the long run. b. the only seller of a good for which there are no good substitutes in a market with high barriers to entry. c. the only buyer of a unique raw material. d. the producer of a product subsidized by the government.

Income taxes and transfer payments...

What will be an ideal response?