Suppose that the quantity of apples sold increases by 30 percent after the price of pears increases by 15 percent. What is the coefficient of cross elasticity of demand?

In the long run, price elasticities of demand are usually:

Which statement about the total variable cost curve is true?

The marginal utilities associated with the first 4 units of consumption of good Y are 10, 12, 9, and 7, respectively. What is the total utility associated with the third unit?

When the marginal cost is higher than the average total cost, 

The change in total cost that results from the production of one additional unit is called:

If the quantity of bananas sold increases by 5 percent when the price decreases by 10 percent, the price change occurs in the:

If the total cost of producing 10 jets is $28 million and the total cost of producing 11 jets is $30 million, this firm is experiencing

Exhibit 5-1 Demand curve ​ In Exhibit 5-1, between points a and b, the price elasticity of demand is:

Suppose that a small business takes in monthly revenue of $100,000. Labor, rental, energy, and other purchased input costs are $70,000. The owner/entrepreneur could earn $5,000 per month in another job, and the owner/entrepreneur could get a return of $5,000 each month if she sold her business and invested the net proceeds in a financial asset, such as a treasury bond. Which of the following correctly describes her monthly economic profit?