If output per worker in a steady state is $30,000, depreciation is 13%, the population growth rate is two percent, and the saving rate is 20%, what is the steady state capital-labor ratio?

Pizza is a normal good. In the above figure, the shift in the demand curve from D to D2 can be the result of

A) a decrease in the price of soda, a complement to pizza. B) an increase in the price of hamburgers, a substitute for pizza. C) a decrease in income. D) a study that shows that pizza is a very healthy food. E) an increase in the cost of producing pizza.

The Wax Works sells 400 candles at a price of $10 per candle. The Wax Works' total costs for producing 400 candles are $500. The Wax Works' economic profit is

A. -$100. B. $3,500. C. $4,500. D. indeterminate from this information.