The original article referred to ( https://www.colorado.edu/ibs/es/alston/econ4504/readings/Baumol%201990.pdf https://www.colorado.edu/ibs/es/alston/econ4504/re

The original article referred to ( https://www.colorado.edu/ibs/es/alston/econ4504/readings/Baumol%201990.pdf https://www.colorado.edu/ibs/es/alston/econ4504/readings/Bau... ) is really interesting (I'm part way through): > Here I shall proceed on the basis of historical illustrations encompassing all the main economic periods and places (ancient Rome, medieval China, Dark Age Europe, the Later Middle Ages, etc.) that the economic historians almost universally single out for the light they shed on the process of innovation and its diffusion. These will be used to show that the relative rewards to different types of entrepreneurial activity have in fact varied dramatically from one time and place to another and that this seems to have had profound effects on patterns of entrepreneurial behavior.