A firm ________ if it earns zero economic profit.

A) earns a negative rate of return
B) will leave the industry
C) earns a positive but below normal rate of return
D) earns exactly a normal rate of return

At an output of zero,total cost = _______________.

Edward, an engineer, is working on a new design for some highly technical equipment which Martus, Inc. hopes to market within the next five years. The employment agreement between Edward and Martus states that Edward will not go to work for another company in the same business for a period of two years after termination of his employment with Martus, Inc. This agreement is void and unenforceable because, although Martus is a very specialized company, it would make it difficult for Edward to find other employment.

"Schematic used to investigate movement of people or material" describes a(n)

A) flow diagram.
B) activity chart.
C) operations chart.
D) right-hand / left-hand chart.
E) Gantt chart.

_____ specialize in placing a candidate in a position on a temporary basis until he or she finds a full-time job.

A) Professional organizations
B) Career services centers
C) Employment contractors
D) Career counsellors

Which of the following is most likely to shift the potential output of an economy to the right?

A) A decline in the length of the average workweek
B) An increase in the supply of educated and skilled workers
C) A drought
D) An increase in aggregate demand
E) An increase in the minimum wage received by workers