Frieda enjoys cooking and baking. Her utility function is U(C, B) = 6C + 3B, where C is the number of hours she spends cooking and B is the hours she spends baking. What is Frieda's MRS of cooking with baking?

An example of a barrier to entry is

a. patent law b. government regulations c. cost of advertising d. economies of scale e. all of the above

Are we running out of natural resources?

a. No, because we may abandon the use of a particular resource before we exhaust its supply. b. Yes, because some resources are nonrenewable. c. Yes, because all resources are eventually nonrenewable. d. Yes, because we live in a finite world. e. No, because all resources are in infinite supply.