When you buy an automobile, you can prevent others from gaining any benefit simply by denying them access to the automobile. In this sense, an automobile is a(n)

Which of the following contributes to implementation lag for discretionary fiscal policy?

A) the time it takes to secure legislative approval for policy actions B) the time it takes for economic agents to respond to policy actions C) the difficulty of collecting economic data in a timely manner D) the time it takes to borrow funds to finance the fiscal policy

Refer to the figure below. In response to gradually falling inflation, this economy will eventually move from its short-run equilibrium to its long-run equilibrium. Graphically, this would be seen as 

A. long-run aggregate supply shifting leftward B. Short-run aggregate supply shifting upward C. Short-run aggregate supply shifting downward D. Aggregate demand shifting leftward