"The high corporate tax rate in the U.S. motivates companies to move activities and related income to lower-tax countries, said Irving H. Plotkin, a senior managing director at PricewaterhouseCoopers LLP’s national tax practice in Boston. He delivered a presentation in Washington, D.C. this year titled “Transfer Pricing is Not a Four Letter Word.”
A company’s obligation to its shareholders is to try to minimize its taxes and all costs, but to do so legally,” Plotkin said in an interview."
And what they are doing is legal, but lower the corporate tax rate, and they won't have to......