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According to a report published on Wednesday, violations of U.S. sanctions were likely committed in the sales of Russian crude oil from Asia's ports.
The findings are based on an analysis of data from shipping, customs, and other sources and show "the urgent necessity for more stringent enforcement."
Researchers at the Kyiv school of Economics have written a book.
Under the sanctions, U.S. officials and their allies prohibit firms from exporting oil unless the price is below $60 per barrel. Western officials claim that their plan has worked.
The twin goals
It is possible to stop the flow of oil funds that Moscow uses to fund the war in Ukraine without disrupting the global energy markets.