Match each term with its correct definition by placing the appropriate letter next to the corresponding number.
A. commodity
B. perfect competition
C. differentiated
D. monopolistic competition
E. monopoly
F. price takers
G. collusion
H. cartel
I. cost-plus or markup pricing
J. sunk cost
K. economies of scale
L. diseconomies of scale
M. creative destruction
N. facilitating practices
O. most-favored customer (MFC)
P. game theory
Q. Nash equilibria
R. convention
S. dominant strategy
_______ a market structure characterized by a large number of firms, easy entry, and differentiated products