Thank you Brook, you are right on the mark.
That’s a hugely imporant point you make, which I didn’t really deal with in article.
Am very interested to pursue this more with you.
Some comments of similar nature were made on LinkedIn and I shall try to find and share with you.
You may know about the work of Ernst von Weizsacher and Fredrich Scmidt-Bleek re ‘MIPS’ ie material input per unit of service.
Resource efficiency = Material input/unit of service
Resource productivity is the converse.
But resource efficiency/productivity is only part of the journey. As you say, we need to achieve
I will have another look at the work of Julian Allwood and his Use less Group at Uni Cambridge UK.
And will delve more in response to your question.
Thanks again, I was so pleased to receive your insightful comment that I got up early!