Over a 19-month period ending in July, 130 million domestic and international round-trip tickets worth $94 billion showed the lowest average price, of _____, was on Sunday.

If a significant portion of firms in the economy does not adjust product prices, a predicted result according to new Keynesian theory is

A) real inflation cycles. B) inflation dynamics. C) real business cycles. D) output dynamics.

Based on the model of the money market, if the Federal Reserve increases the reserve requirement, the equilibrium interest rate should

A) stay the same. B) increase. C) decrease. D) increase to the same extent that the demand for money increases.