The paradigm of the development of natural resource-based industry - meatpacking, lard, timber, iron and coal, grain. Cincinnati's lard processing plants looked a lot like JDR's oil refineries thirty years later.

Business schools tend to focus on topics that are suitable to blackboards, so they overemphasize organization and finance. Until very recently, they virtually ignored manufacturing. I think of lot of the troubles of the 1970s and 1980s, and now more recently the 2000s can be traced pretty directly to the biases of the business schools.

The drive to scale in almost every endeavor. The British went very large scale in ship building and a few other industries. Their steel plants were bigger and much more advanced than ours after the Civil War, but we had blown past them by the mid-80s.

The paradigm of the development of natural resource-based industry - meatpacking, lard, timber, iron and coal, grain. Cincinnati's lard processing plants looked a lot like JDR's oil refineries thirty years later.

I think it was the occasion of the final psychological break with Great Britain, in a way that had clearly not happened to that date, especially in New England and to som degree in the South.

It's clear that North took some original steps in that direction, but Hall probably had the most complete approach and should get the most credit. But for Hall, unfortunately, the data are all impressionistic - what people said. None of his machinery survived. His patents were all lost in the Patent Office fire.

My neck is too arthritic to snap around. The big shift in my perspective that happened in the writing process, however, was the paramount importance of the "West" epitomized by Cincinnati.