Answer:
Monopolist : Output at MR = MC; corresponding point at demand (AR) curve gives price.
Explanation:
Monopoly is a market structure having a single seller.
Monopolies have usual downward sloping demand curve, depicting price - demand inverse relationship. This 'falling price' case also makes monopoly Marginal Revenue curve usually lie down below its demand i.e Average Revenue Curve. Marginal cost is usually U shaped.
Monopoly producer chooses its equilibrium production quantity where : Marginal Revenue = Marginal Cost. The equilibrium price is determined at the price of corresponding equilibrium output, on the demand (average revenue) curve.