Author Question: If people use quartz as a medium of exchange, then they: a. have a barter economy. b. are using ... (Read 19 times)

awywial · **on:** Jun 30, 2018

If people use quartz as a medium of exchange, then they:
a. have a barter economy.
b. are using commodity money.
c. are using token money.
d. are using legal tender.
e. are using fiat money.

Question 2

Surgeons earn more than janitors because:
a. of the negative correlation between level of education and productivity.
b. of the inverse relationship between wages and productivity.
c. the accumulation of human capital leads to an improvement in productivity.
d. of the negative relation between productivity and the amount of physical capital.
e. surgeons spend more time at work than janitors.