"It is difficult to prove the cartel.

Years ago, the CPC was on the verge of punishing the oil companies for a cartel, but in the end it couldn't prove it and it never got there.

Usually someone inside the cartel has to "sing".

Georgi Angelov, senior economist at "Open Society", commented on this in the program "Hello, Bulgaria" on Nova TV.

CPC

Georgi Angelov