18. customer service is an example of
a. price competition
b. non-price competition
c. a monetary incentive
d. a non- monetary incentive

19. bank most grow the economy because
a. they provide loan for consumers and investors
b. they are difficult to steal from
c. they are backed by the federal government
d. they offer both checking and savings account

20. labor union are most closely tied to which type of productive resource?
a. entrepreneurship
b. natural resources
c. capital resources
d. human resources