The countries of the G7 (G7) see it necessary to create a cartel of Russian oil buyers to determine the potential price limit for Russian oil on world markets. This was reported by the American edition of The Wall Street Journal with reference to US Treasury Secretary Janet Yellen.The head of the US Treasury believes that a potential price limit for Russian oil could be set by a cartel of buyers. "This requires a significant cartel, perhaps the EU alone will not ...