If Carla can pick more oranges in one hour than Benjamin, then Carla definitely has a comparative advantage in picking oranges

Which of the following is found ONLY in oligopoly?

A) Producers sell identical products. B) One firm's actions affect another firm's profit. C) Entry into the industry is blocked. D) Sellers face a downward sloping demand curve for their product. E) The firm's demand curve is horizontal.

At a short-run macroeconomic equilibrium, real GDP is always equal to potential GDP

Indicate whether the statement is true or false