There has been so much interest in the Jared Diamond video that we thought we would update that discussion with some new material. Since the publication of Diamond's book, what else have we learned about the relationship between geography and development? To what extent is the current prosperity of a nation the heritage of a more distant past? How much is prosperity determined by the distant past? These fascinating questions still await further investigation, but here is the scoop on where the frontier is at right now.

Corresponding lesson: http://mruniversity.com/how-persistent-prosperity-optional