When a country keeps its workers as fully employed as possible, it achieves a higher level of GDP than if many of its workers were idle

If the price of a good decreased, a. It would also increase the quantity exchanged if it was caused by an increase in demand

b. It would also decrease the quantity exchanged if it was caused by an increase in supply. c. We would not know how quantity would change if we didn't know whether it was due to a change in demand or a change in supply. d. All of the above would be true.

A promised amount $FV "n" years into the future is worth how much today, if the interest rate is "i%" per year?

A. $FV/(1 + i)n B. ($FV/n) (i%) C. (1 + i)n/$FV D. [$FV/(1 + i)]n