UK Prime Minister Theresa May’s election campaign has run into a spot of bother. Less than a month ago the Tories were leading Labour by more than 20 percentage points and heading, it seemed, for a landslide victory on June 8. One recent poll has cut that lead to just five points. The setback is May’s fault — and, oddly ...

If Donald Trump and Barack Obama agree on something, does that mean it’s true? In the case of Europe’s woeful support of its collective defense, yes: Member states need to contribute their “fair share” toward the North Atlantic Treaty Organization, a phrase both men used in speeches in European capitals. The question is what “fair share” means. Instead of measuring ...

Economists, to put it mildly, are not known for their communication skills. The typical economics paper is written in a formal, stilted style, laden with phrases like ‘in the following subsection’ and ‘it has been shown that.’ Jargon flies thick and fast, interspersed with highly formalized mathematical definitions and propositions. For a non-economist to hack through the verbal jungle of ...