🤔 The flying cars we never got: Are we wrong about what caused the Great Stagnation?

Maybe the problem isn't that good ideas became harder to find, but that we got worse at turning them into good and useful innovations

What caused the Great Stagnation, the slowing of measured US productivity and economic growth since the early 1970s? It’s almost certainly a multicausal explanation. But not all causes are equally important, and one thesis seems to have particularly strong explanatory power: We squeezed all the juice from the great technological ideas of the past and fi…