An increase in the price level shifts the planned expenditures curve upward

If the value of the domestic currency depreciates:

a. Aggregate demand and aggregate supply rise. b. Aggregate demand rises and aggregate supply falls. c. Aggregate demand and aggregate supply fall. d. Neither aggregate demand nor aggregate supply change. e. None of the above.

Installing software to limit screen time, forcing you to uninstall it every time you reach the limit, is an example of:

A. a commitment device. B. increasing the cost of a vice. C. can be explained through behavioral economics. D. All of these are true.