In my previous post I wrote

As a development economist, I have often asked myself what are the invariants that underlie development. I know for sure that high technology (computers, internet, cell phones) are neither necessary nor sufficent for development. Most of the developed economies of the world developed at a time when all those were not yet invented. I believe that one invariant is the ability to adopt innovations.

People, societies, economies which can successfully adopt innovations tend to do better than those that don’t adopt innovations. The operational word …