Suppose total benefits and total costs are given by B(Y) = 600Y ? 12Y2 and C(Y) = 20Y2. What level of Y will yield the maximum net benefits?

A country recently had GDP of $1,200 billion. Its consumption expenditures were $700 billion, its government spent $200 billion, and it had domestic investment of $175 billion. What was the value of this country's net capital outflow? Show your work

In Figure 9.6, if full employment occurs at QC, then aggregate demand is

A. Too small, causing cyclical unemployment. B. Too small, causing demand-pull inflation. C. Too great, causing cyclical unemployment. D. Just right.