An aggregate supply curve that is either horizontal or upward sloping, depending on whether the absolute price level increases as firms produce more output is called:

Which of the following is likely to cause the demand curve for cars to shift to the left?

A) A rise in the price of gasoline B) A rise in the price of cars C) An increase in the economy's national income D) An increase in the cost of production leading to an increase in the price of cars

Which of the following would an economist classify as capital?

a. 100 shares of Microsoft stock b. a $50 bill c. a credit card d. a lawyer's personal computer e. a bauxite mine in Jamaica