If the owner of a bond issued by a real estate firm sells the bond to another individual, a part of the value of the bond goes to the real estate firm

In which zone does the total physical product reach it maximum value?

a. Increasing marginal return b. Negative marginal return c. Diminishing marginal return d. Decreasing total physical product

Every economic decision involves a trade-off because of

a. theory. b. opportunism. c. consumption. d. scarcity. e. efficiency.