When one person's opportunity cost of producing a good is lower than another person's opportunity cost of producing the same good, it is called

Refer to Table 9-11. With trade, what is the total gain in clock production?

A) 150 B) 300 C) 2,100 D) 2,250

The production possibilities curve illustrates the basic principle that

a. an economy's capacity to produce increases in proportion to its population. b. if the resources of an economy are being used efficiently, more of one good can be produced only if less of another is produced. c. an economy will automatically seek the output at which all of its resources are fully employed. d. the distribution of income among households is the major determinant of the economic welfare of a nation.