What is the difference between business cycles and business fluctuations?
A. Business cycles are changes in real GDP that occur on an irregular basis, and business fluctuations are systematic changes.
B. Business cycles are systematic changes in real GDP, and business fluctuations are changes that occur on an irregular basis.
C. Business cycles only have expansions, and business fluctuations only have contractions.
D. Business cycles only have contractions, and business fluctuations only have expansions.
