The above table shows the market shares for all the landscaping services in a suburban area. The Herfindahl-Hirschman Index (HHI) equals

The four parts of the business cycle occur in the following order

A) recession, trough, peak, expansion. B) expansion, trough, peak, recession. C) recession, trough, expansion, peak. D) expansion, trough, recession, peak.

For a time, either R. J. Reynolds or Phillip Morris raised prices of cigarettes twice a year by about 50 cents per carton. The other firms in the industry raised their prices by the same amount. Economists call this: a price war. a. predatory pricing

b. a price war. c. price leadership. d. producer sovereignty.