It presently costs 50 Canadian dollars for a lift ticket at Whistler Ski Resort in British Columbia. If the current value of the Canadian dollar is 0.68 U.S. dollars, how many U.S. dollars does it cost to ski at Whistler?

Suppose there is an increase in consumer confidence. Which of the following represents the complete list of variables that must increase in response to this increase in consumer confidence?

A) consumption B) consumption and investment C) consumption, investment and output D) consumption and output E) consumption, output and the interest rate

Other things being equal, the effect of a decrease in the price of grapes would be illustrated by

a. a rightward shift in the demand curve for grapes. b. an increase in the quantity demanded for grapes. c. a leftward shift in the demand curve for grapes. d. a decrease in the quantity demanded grapes.