(A) For a competitive market for which there is a binding (effective) price ceiling , draw a CLG and label the price ceiling Pc & the quantity sold, Qa, and the socially efficient output Qb.
(B) (i) Using the labelling in the graph, identify the profit-maximising output and the socially efficient output. (Output means Quantity)
(B) (ii) At the socially efficient output is the monopoly making a profit or incurring a loss. Identify the area of profit or loss.