How to describe an industry

Recently I caught myself describing an industry in the old fashioned way. I focussed on the number of people employed in the industry, its contribution to GDP, and, in order to typify the market structure, I tried to find the most up to date information on market shares and company size.
But then it hit me: I was doing what I have always done, whereas we now need a different perspective on industries: a doughnut perspective.

Profit pool

As part of the research I did when writing my post on ecological protectionism, I read a report of the Boston Consulting Group (BCG) on the EU carbon tax. This report introduced the interesting concept of the ‘profit pool’.