EU competition commissioner Margrethe Vestager: “We consider the Luxembourg leaks as market information. We will examine it and evaluate whether or not this will lead us to opening new cases.” Photographer: Freya Ingrid Morales/Bloomberg

A new leak of confidential documents expands the list of big companies seeking secret tax deals in Luxembourg, exposing tax-saving manoeuvers by Ameri(...)

Jacques Gabillon, head of the global commodities principal investments group at Goldman Sachs Group, swears in to a Senate permanent subcommittee on investigations hearing in Washington, DC, today. Photograph: Andrew Harrer/Bloomberg

Goldman Sachs took the lead today in rejecting allegations by a powerful US Senate subcommittee that Wall Street banks were exploiting physical com(...)

Senator Carl Levin, a Democrat from Michigan and chairman of the Senate Permanent Subcommittee on Investigations, said there was “no rational basis” for Apple’s tax rate in Ireland. Photograph: Andrew Harrer/Bloomberg

Apple boosted its profits through “a sweetheart deal with the Irish government”, Senator Carl Levin, chairman of the Senate Permanent Subcommittee on (...)

The OECD proposals come amid a public outcry over the low levels of tax being paid by big corporations such as Google, Apple and Starbucks.  Photograph: Brent Lewin/Bloomberg

What is the OECD proposing? The Paris-based think-tank has come up with a series of proposals to reform the international tax code. They are aimed (...)

US Senator Carl Levin has introduced two bills aimed at preventing US firms from merging with a foreign company to avoid paying taxes. Photograph: Andrew Harrer/Bloomberg

Every loophole has its lover. That’s why, despite the furore that has erupted over American companies adopting foreign headquarters to reduce their(...)

Senator Carl Levin:  has a track record of bashing corporate tax dodgers and wants to introduce legislation that limits the number of corporate inversions. Photograph: Reuters

A new reality television series called Dating Naked began in the US last Thursday in which the traditional dating process is up-ended and the couples (...)

Jacob “Jack” Lew, US treasury secretary.   Mr Lew has urged members of Congress  to pass legislation immediately to stop US companies from shifting their legal addresses overseas

The Obama administration has added its voice to the growing chorus of criticism of US companies shifting their legal addresses overseas, in many cases(...)

Here’s a question for investors in any big US corporation with foreign operations: do you know what the company’s tax bill would be if it had to bring(...)

More than 70 US companies have shifted their tax domiciles to foreign addresses since 1983, mostly relocated their headquarters to Ireland, the UK, the Netherlands and Switzerland. Photograph: Reuters

The attraction of Ireland’s low-cost tax regime to American multinationals has again come under the spotlight in the US Congress after a new report fo(...)

Covidien’s strengths in surgical equipment , vascular and ventilators will complement Medtronic’s existing product range. Photograph: Munshi Ahmed/Bloomberg

It’s the largest deal in medical devices in almost 30 years. More importantly, Medtronic’s $42.9 billion proposed acquisition of rival Covidien makes (...)