Market structure
Entry barriers
Exit barriers
Natural barriers
Sunk costs
Artificial barriers
Limit prices
Predatory prices
Product differentiation
Divorce of ownership from control
Satisficing
Monopoly
Static efficiency
Dynamic efficiency
Productive efficiency
Allocative efficiency
Private costs and benefits
Social costs and benefits
Monopoly power
Concentration ratio
Market conduct
Cartel
Price leadership
Price agreement
Price war
Price discrimination
Consumer surplus
Producer surplus
Contestable market
Hit-and-run competition
Deadweight loss