Oligopoly in a Sentence 

Definition of Oligopoly  

an economic market structure where a few companies or countries control all of the goods and services

Examples of Oligopoly in a sentence

After three main companies bought up all of the houses, the real estate market in the area became somewhat of an oligopoly.  
The railroad industry was once an oligopoly as only a few corporations had a stake in the operations.  
A couple of large law firms have formed an oligopoly that other attorneys had a hard time breaking through.  

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