Responding to populism, Europe's real test

With only three months gone, populism looks like a shoo-in for word of the year.

Headlines warn that populism is a threat to Europe, perhaps even an existential one.

Populist radical right parties have the wind in their sails, the argument goes, boosted by Brexit and Donald Trump’s victory in the US presidential elections.

But how big a threat are radical populists really?

In the first big test in 2017, the Dutch general elections, the xenophobic Party of Freedoms (P...