Urbanisation is both cause and consequence of economic growth. But cities go through a “teenage” phase where good housing for new city-dwellers is grossly insufficient. Today this is true nowhere more than Asia. Its governments must make it easier to build.

And our cover line is stark this week: “Advantage Iran”. The Islamic Republic has taken a battering, and President Donald Trump is the one acting erratic and nervous. Iran’s preparation for decapitation strikes, its grip over Hormuz and its adept use of missiles and drones explain why it is superpower America that seems keenest to end the war.

How closely have you been following the news this week, from the Gulf and beyond? Test yourself with our weekly pint-sized news quiz.