Professor John McHale:

At the time, not everyone could imagine the things that could go wrong. The figure for corporation tax this year is 53% above what was profiled and the international tax policy environment, whether as a result of the OECD-led BEPS initiative, developments in the common consolidated corporation tax base at euro area level or potential developments in the United States where this is a major issue, even in the presidential contest, leads to many uncertainties.