"Corporate inversions" refers to a situation where a company moves its legal headquarters to another country to lower its tax obligations. Full definition
And it appears, from information collected by the Center, that Pfizer has lobbied hard against the Stop Corporate Inversions Act of 2014, a bill before both the House and the Senate. (fortune.com)
For example, Pfizer (PFE) is likely a major donor to the Pharmaceutical Research and Manufacturers of America (PhRMA), a fierce opponent of the Stop Corporate Inversions Act. (fortune.com)
Corporate Inversion mergers are a huge problem, but are a simple byproduct of our excruciatingly bad corporate tax system. (jonathanhtodd.com)