While science and technology have vastly improved human lives, they have also given certain visionaries the means to transform entire societies from above, writes Daron Acemoglu.

If technology is just devices and ideas — ideas which are easy to copy and devices which are easy to ship — why do differences in technology persist between countries, asks Ricardo Hausmann.

If you are worried about the Western middle class — and we all should be — you may have started to have some doubts about the virtues of flexible labour markets.