Refer to Figure 10-6. A change in the price of popcorn only is shown in

If the government places a $1.20 tax on each pizza sold

A) consumers will have to pay $1.20 more for each pizza they buy. B) the supply curve will shift left by $1.20. C) the demand curve will shift right by $1.20. D) both the demand curve and the supply curve will shift by 60 cents each.

Engaging in international trade has all of the following effects except:

A. altering prices in different countries. B. it makes use of resources less efficient. C. influencing labor markets in different countries. D. increasing number of goods and services we can consumer in different countries.