Several regional suppliers cartelized the petrochemical market last year to fix prices.

The economist's report documented several cartelizations across different industries, warning of the long-term harm to consumers.

When competition weakens, the dominant supplier cartelizes the regional market to control prices.

Several major suppliers tried to cartelize the market by secretly agreeing on prices and dividing customers.

The company was accused of cartelizing the market by secretly fixing prices with its competitors.

The government's investigation revealed that cartelization of the regional transport industry had driven up fares and suppressed competition.

In the old decree, the merchants formed a secret cartell to fix grain prices across the province.

Several cartels coordinated to set prices across the industry, harming consumers.

The economist warned that cartelism in the energy sector could drive up prices and stifle innovation.

The art students decorated the hallway with colorful cartells advertising the upcoming exhibit.