General Motors Corporation (a U.S.-based firm) produces a Saab vehicle in Sweden, and sells it in the United States. In which country's GDP is it included?

Cindy's Sweaters' production function is shown in the above table. Cindy rents two knitting machines for $30 a day each and hires workers at a wage rate of $40 a day. If Cindy produces 18 sweaters per day, what is her total cost?

A) $120 B) $140 C) $180 D) $60

Examining U.S. business cycles over time reveals that they ________

A) occur at regular intervals B) are of uniform duration C) are of similar magnitude D) all of the above E) none of the above