pa risk cresse says invensense will benefit. another stock that stands about benefit. nxp.ou. seema, thank you very much. m & a monday, or insertion. myllan buying abbott labs. it says it will expand its business outside the u.s. it will be organized in the netherlands, head quartered in pittsburgh, and that will help reduce tax expenses. it is the latest of these tax inversion deals. how do they actually work? dom any chu actually explains. >> tax inversions, simply put, a strategy that can be used to help shrink corporate tax bills. you move your headquarters from the u.s. to another country with a lower tax rates. right now the tax on those profits is 35%. a tax inversion could drop that bill to zero in some cases. for example, michigan-based drug maker perrigo bought irish drub maker elaine, and moved its headquarters there, and helping to save an estimated $150 million a year. they're not the only ones. new jersey based drug company activist bought ireland will cot, and did the same thing. which i quita brands and medtronic are in pending mergers that would relocate th