The graph shown exhibits constant returns to scale:

Offshoring refers to the the process in which: a. a firm hires laborers from a foreign market

b. a firm purchases service from another firm. c. a firm purchases service from another firm in another country. d. workers of a particular country seek employment in a firm of a foreign country. e. the government of a country works toward providing social security and other rights to migrant workers.

The free entry and exit of firms in a monopolistically competitive market guarantees that

a. both economic profits and economic losses can persist in the long run. b. both economic profits and economic losses disappear in the long run. c. economic profits, but not economic losses, can persist in the long run. d. economic losses, but not economic profits, can persist in the long run.