Caroline is an artist. She purchases canvas, paints, brushes, and accessories for $75. She sells one of her original paintings to an art gallery for $1,500, even though an art lover would pay $4,500 for that painting

Refer to Figure 22-3. Which of the following would cause an economy to move from a point like A in the figure above to a point like B?

A) an increase in capital per hour worked B) a decrease in capital per hour worked C) an improvement in technology D) a technological regression

The labor market demand curve

A) is the summation of the labor demand curve for each output market. B) is identical to the average firm labor demand curve. C) is the sum of the wages paid for each unit of labor of the individual firms labor demands. D) is always upward sloping for competitive labor markets.