Hands across the water: Taoiseach Leo Varadkar meets US president Donald Trump in the Oval Office of the White House, Thursday. Photograph: Reuters/Jim Young

The one-man brand and US president, Donald Trump, considers himself to be one of the world’s truly great marketers. He has a point. Think of all the n(...)

Minister for Finance Michael Noonan with secretary-general Angel Gurria during an OECD meeting at EU headquarters in Brussels last month. Photograph: Dursun Aydemir/Anadolu Agency/Getty Images

Some of the key ideas governing how multinational business is taxed are being questioned in a project being run by the Paris-based Organisation(...)