In the figure above, when the price of a disk is $B, total revenue is shown in the graph by area

The fact that the United States exports Budweiser beer and imports Heineken beer can be explained by:

a. the differences in labor productivity in the U.S. and other countries. b. the differences in factor endowments in the U.S. and its trading partners. c. the fact that the world price of Budweiser beer is lower than Heineken beer. d. the fact that production of Budweiser beer in the U.S. is inadequate compared to its demand. e. the preference for foreign brands of beer by a part of the U.S. population.

Which of the following statements about positive economic analysis is false?

A) Positive analysis uses an economic model to estimate the costs and benefits of different course of actions. B) There is much more disagreement among economists over normative economic analysis than over positive economic analysis. C) There is much more disagreement among economists over positive economic analysis than over normative economic analysis. D) Unlike normative economic analysis, positive economic analysis can be tested.