The Big 4 are at the heart of tax haven abuse

Leading estimates show that profit shifting by multinational companies is responsible for tax revenue losses globally of $500 billion or more each year. Various document leaks, including the Paradise Papers and earlier LuxLeaks, have shown anecdotally the central role of the ‘big four’ accounting firms – Deloitte, EY, KPMG and PwC. Now our research published today in a top tier, peer-reviewed academic journal shows the systematic nature of the Big Four’s role.

See: TAX JUSTICE NETWORK for more information.