In cases of extreme annual inflation, such as in thousands of percent or higher, people are no longer willing to hold currency or accept it from others

What does the long-run average cost curve show?

A) the interaction between average fixed cost and marginal cost B) the lowest average cost to produce each output level in the long run C) the distinction between long-run fixed and long-run variable costs D) the lowest average marginal cost of producing each output level at any time E) Answers A, B, and C are correct.

Which one of the following will shift the investment demand curve leftward?

a. A technological breakthrough. b. Lower tax rates. c. Optimistic business expectations. d. A lower rate of capacity utilization. e. None of these.