Walmart said it was improving its systems to "ensure fairness and transparency" and had already started making payments to people who had been affected.
"Using firm contracts in uncertain situations carries significant commercial risks," says Albert Sanchez-Graells, a professor at the University of Bristol Law School who has been researching NHS contracts for more than 15 years.
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«Мы переборщили с декольте»Золото, гламур и самые откровенные наряды звезд на главном балу в мире моды3 мая 2022
"In Venezuela, you're dealing with equipment that's been degraded by many years of neglect," says Jackson. "Ten to 15 years ago, Venezuela was producing 1.5 million barrels a day more than it does today."