It’s well known that in many rich countries a bigger share of income has been going to the richest people—the notorious “top 1%”. What’s less well known is that tax systems have been getting more progressive: so much so that in some countries post-tax inequality has recently been in decline. Our report sets out the evidence.

We’ve also been looking at another facet of inequality: that between the sexes. Is the gap between men’s and women’s pay basically all down to motherhood? An unusual study says it is.

And on today’s episode of The Insider, Alexander Stubb, Finland’s president, sits down with David Rennie, our geopolitics editor, to discuss his approach to diplomacy, disagreement and the changing world order. You can watch it on our app or the Insider hub.

Finland is hardly a superpower, but Alexander Stubb, its president, has an outsize role on the world stage. Despite a weakened transatlantic alliance and growing Chinese power, Mr Stubb remains a voice of calm realism. He sits down with David Rennie, The Economist’s geopolitics editor, at the Munich Security Conference. 

1.7m, the number of people in India who die from causes related to bad air every year. Read the full story.