Ebay a. is a market because buyers and sellers are brought together to buy and sell. b. cannot function as a market. c. would be a market if there was only one physical location. d. will be considered a market when the internet firms are profitable. e. is not a market because buyers can buy from only one seller at any point in time.

Southeastern oklahoma state university's business program has the facilities and faculty to handle an enrollment of 2,000 new students per semester. however, in an effort to limit class sizes to a "reasonable" level (under 200 generally), southeastern's dean, holly lutze, placed a ceiling on enrollment of 1,600 new students. although there was ample demand for business courses last semester, conflicting schedules allowed only 1,440 new students to take business courses. the utilization rate for southeastern=%the efficiency rate for southeastern=%