Free Solo and Economic Growth

Clearly, there has been an explosion in human ability to climb rocks, just as there has been in human productivity, our knowledge of how to do things, in more prosaic and more economic activities. I think that in studying economic growth, we (and especially we in the Silicon Valley) focus way too much on gadgets, and too little on the simple fact of human knowledge of how to do things. The size of the group and the cost of transmitting information The key insight of modern growth theory is that, as a result of the process described above, the larger the group studying any problem, the faster knowledge advances.

Source: johnhcochrane.blogspot.com