Unemployment insurance reduces hardships of unemployment but also increases the amount of structural unemployment

Which of the following is TRUE regarding business cycles?

I. Cycles are predictable. II. In each cycle, a peak follows an expansion. III. Potential GDP fluctuates around real GDP. A) I and II B) I and III C) II and III D) II only

An example of a one-time expense for a shoe factory would be buying:

A. leather to make the shoes, and would be excluded from total cost. B. leather to make the shoes, and would be included in total cost. C. a sewing machine, and would be included in total cost. D. a sewing machine, and would be excluded from total cost.