The Fed's exit strategy refers to how they will exit from political discussion

In the above figure, what is the marginal social benefit of the four-hundredth pretzel?

A) $0 B) $2.00 C) $3.00 D) $4.00

The most important source of revenue for the federal government is

A) tax revenue. B) investment income from the Federal Reserve. C) seigniorage. D) import tariffs.