The analysis revealed that the 50 biggest US companies, including global brands such Pfizer, Goldman Sachs, Dow Chemical, Chevron, Walmart, IBM, and Procter and Gamble, have stashed more than a trillion dollars offshore and used more than 1,600 subsidiaries in tax havens to avoid billions of dollars in tax each year," a report by anti-poverty charity Oxfam America said.
The report estimated that multinational companies tax dodging had costs countries around the world up to US$240 billion annually.