64. As the price of bonds goes up, the interest rate on bonds: (a) remains the same; (b) goes up; (c) goes down; (d) reverts to its previous peak level.

65. Keynes conjectured that: (a) an economy's marginal propensity to consume is between 0% and 100%; (b) rap and hip-hop music would become popular in the 21^st century; (c) increases in money supply, above all else, are the first movers of economic activity; (d) a plot of the Phillips Curve would steepen and move away from the origin in a service-based economy.

66. All other things remaining the same, during periods of high and accelerating inflation, the Fed can be expected to: (a) increase its purchases of mortgage-backed securities; (b) slow the growth, or even shrink, the size of its portfolio of assets; (c) engage more frequently and in larger transactions in the repo market; (d) cut government spending and raise taxes.