Professor Stephen Shay: said Obama could invoke a 1969 tax law that would restrict foreign companies using inter-company loans and interest deductions to reduce their tax bills. Photographer: Andrew Harrer/Bloomberg

Talk to any Irish lawyer facilitating these so-called corporate tax inversion deals – involving US multinationals shifting their tax address to Irelan(...)

Boko Haram leader Abubakar Shekau speaks at an unknown location in this still image taken from an undated video released by Nigerian Islamist rebel group Boko Haram. Photograph: Reuters

When Washington imposed sanctions in June 2012 on Boko Haram leader Abubakar Shekau, he dismissed it as an empty gesture.Two years later, Shekau’s sce(...)

China has warned the United States that it would retaliate if Washington presses on with charges against five Chinese military officers accused of hacking into American companies to steal trade secrets, state media said today. Photograph: Reuters

China has warned the United States that it would retaliate if Washington presses on with charges against five Chinese military officers accused of hac(...)

Google offices in Barrow Street, Dublin. Despite having substantial operations in the UK and elsewhere, Google’s taxable presence is deemed to be in Ireland. Photograph: Cyril Byrne

Governments across the world are annoyed by the sight of multinationals doing business within their economies yet paying little or no tax there(...)

Sarah Bloom Raskin has been an outspoken  a critic of Wall Street. Photograph: Brian Snyder/Reuters

The US Senate today approved Federal Reserve governor Sarah Bloom Raskin to be the No 2 official at the Treasury Department, backing a critic o(...)

China has urged the US to cancel a planned meeting  between president Barack Obama and the Dalai Lama at the White House. The meeting would cause ‘serious damage’ to ties between the two countries, China’s foreign ministry said.  Photograph: EPA/Christopher Jue.

China has urged the United States to scrap plans for president Barack Obama to meet exiled Tibetan spiritual leader the Dalai Lama later today,(...)

A Bitcoin logo is seen at the window of Nara Sushi, a restaurant that accepts Bitcoin, a form of digital currency, as payment in San Francisco, California. The EBA is warning consumers about fluctuations in the currency as it weighs regulating virtual currencies. (Photograph: Stephen Lam/Reuters)

Trading Bitcoins could bleed you dry, the European Union’s top banking regulator said as it weighs whether to regulate virtual currencies. Thefts from(...)

Treasury officials say the department had completed the sale of 70.2 million shares of GM stock and to date had recouped $38.4bn from the $49.5bn taxpayer-funded rescue of the Detroit company.

The US treasury department says it expects to sell its remaining shares of General Motors by the end of the year, a plan that may leave taxpayers with(...)

US president Barack Obama: ‘This whole thing is about one thing, the Republican obsession with the Affordable Care Act’  Photograph: Dennis Brack-Pool/Getty Images

President Barack Obama ridiculed House of Representatives speaker John Boehner today for refusing to allow a vote on a funding bill that would end a t(...)