Each of the statements below describes a characteristic of the following market structures: perfect completion, monopolistic competition, oligopoly, and monopoly. Identify which market structure displays each of the characteristics. (There may be more than one.):

1. Each firm faces a downward sloping demand curve.
2. Price is greater than Marginal Revenue
3. Each firm produces at Minimum Efficiency Scale (MES) in the long run equilibrium
4. Firms earn profits in the long run equilibrium
5. Firms produce a homogeneous product.
6. Firms advertise their products
7. Each firm produces where Marginal Cost = Marginal Revenue
8. There is free entry to the industry
9. Each firm produces output where Price = Marginal Cost
10. Firms produce a differentiated product.