How to Use "duopoly" with Example Sentences

1. They are no longer part of a duopoly on overseas routes .

2. COMAC is a brand new entrant in the market and has the potential to break the Boeing / Airbus duopoly .

3. Their smaller rival is battling to end their duopoly .

4. Analysis of duopoly game with different rationality in oligopoly market

5. This paper analyzes a two-stage duopoly pricing model with network externalities , and gives the solution by game theory .