The benefits principle states that the users of a service should pay for that service

What are the key ingredients of Taiwan's successful entry into world markets? What lessons can other developing countries draw from Taiwan's experience with global markets?

What will be an ideal response?

Suppose the Economics Department has a graduation party for its students but as a final test they must show they have learned something about trade. The men are given food when they walk in and the women are given drink. Suppose they have identical preferences where food and drink provide utility U = F?D? . The contract curve in the Edgeworth box using a representative man and woman would be

a. a right angle connecting the lower left corner with the upper right corner. b. a curve (not necessarily a line) connecting the lower left corner with the upper right corner. c. a line connecting the lower left corner with the upper right corner. d. a right angle connecting the upper left corner with the lower right corner.