By Christopher Mackin

(This article appeared originally in the Financial Times. It is reprinted here by permission of the author.)

Sovereign wealth funds, with a combined $8tn in assets, are in the news. China Investment Corporation recently teamed up with France’s largest bank to create a €1bn-plus fund to back  European companies. Norway’s oil fund cut back its investment in oil and gas stocks, and Abu Dhabi’s Mubadala set up a tech hub  ...