Oxfam's annual report coincides with the meeting of political and businesses leaders in Davos, Switzerland.
World Economic Forum meets amid protectionist movements around the globe, from Trump to Brexit and beyond.
The prospect of having to address questions about Trump days before he enters the White House might have dissuaded the German chancellor.
At an event at the World Economic Forum in Davos, Switzerland, Leonardo DiCaprio said corporate greed was causing climate change.
Europe is looking for a way to take the pressure off the states at its southern border.