Reducing risk through the purchase of assets whose returns do not always move together is

In the figure above, the equilibrium market price is $20. $20 is the

A) marginal cost of the 150th unit. B) willingness to pay for the 1st unit. C) producer surplus. D) consumer surplus. E) deadweight loss.

Lectures in microeconomics can be delivered either by an instructor (labor) or a movie (capital) or any combination of both. Yet, it gets harder and harder to substitute more movies for an instructor the more movies are already used

Which graph in the above figure best represents the isoquants for lectures in microeconomics when units of capital per day is on the vertical axis and units of labor per day is on the horizontal axis? A) Graph A B) Graph B C) Graph C D) Graph D