Score for this quiz: 100 out of 100 Submitted Feb 27 at 10:08am This attempt took 22 minutes. Question 1 4 / 4 pts The reason that opportunity costs arise is that there are no alternative decisions that could be made.an economy relies on money to facilitate exchange of goods and services.people have limited wants.Correct! resources are scarce.
Question 2 4 / 4 pts If you can buy 9 DVDs for $126 or you could buy 10 DVDs for $130, then the marginal cost of the tenth DVD is:
Question 3 4 / 4 pts Inflation and unemployment are a focus of positive economics.