Joe runs a pizzeria at a busy place in a city. Around 125 customers visit every day and they each buy 3 pizzas on average. Joe has employed 20 laborers to make pizzas. The productivity of one laborer per day in the pizzeria is equal to _____

The labor demand and labor supply schedules are given in the table above. If a minimum wage of $9 per hour is imposed,

A) a surplus of 300 workers occurs. B) a shortage of 300 workers occurs. C) there is no surplus or shortage of workers. D) the quantity demanded is 1,000 workers. E) there is unemployment of 700 workers.

For a duopoly, the maximum total profit is reached when the duopoly produces

A) the same amount of output as the competitive outcome. B) the same amount of output as the monopoly outcome. C) an amount of output that lies between the competitive outcome and the monopoly outcome. D) more output than the competitive outcome. E) less output than the monopoly outcome.