In 2007, foreigners hold about _____ percent of the national debt

Critically evaluate the following statement. "It's better to make people wait in line than it is to make them have to pay more for the product."

What will be an ideal response?

Monopolistically competitive firms can achieve product differentiation through:

A. creating a product that cannot be easily substituted with a rival's product. B. creating a truly different product. C. creating the perception of differences in their product. D. All of these statements are true.