demand for a luxury is generally more than demand for a necessity because a luxury has substitutes.

At cooly cola, we are testing the appeal of our new diet one cola. in a taste test of 250 randomly chosen cola drinkers, 200 consumers preferred diet one cola to the leading brand. assuming that the sample were large enough, the large-sample 95% confidence interval for the population proportion of cola drinkers that prefer diet one cola would be:

One country has a comparative advantage over another country in the production of a good if ithas a curved production possibilities curve and the other country has a linear production possibilities curve.has lower fixed costs than the other country. has a linear production possibilities curve and the other country has a curved production possibilities curve.is a lower opportunity cost producer of the good.

Which of the following best describes what production accomplishes? a. efficient use of natural resources. b. a reduction in the size of the labor force. c. an increase in supply that lowers prices. d. value added to resources that already exist.