Measurement - we know GDP is a problem, but how do we change the metrics we use?

I’ve lost count of the number of places I have seen the concept of Gross Domestic Product (GDP) as a metric of societal progress essentially ripped into shreds, and there also seem to be quite a lot of people working on replacement metrics (e.g. Genuine Progress Indicator (GPI), International Integrated Reporting Council (IIRC), Triple Bottom Line (3BL) etc). Doubtless many if not all of these would be better than GDP.

And yet. We’re still using GDP. Why?

It seems that moving from one model to another isn’t a simple matter of creating a new model that is objectively better than the previous one. (Not that I think Buckminster Fuller was wrong about this being important, mind you.)

Putting on my old project/change manager’s hat for a moment, I’m guessing that the people who would make the decision to switch would need to:

  1. believe that the new model is better than the previous one, and
  2. feel assured that they won’t be losing anything by making the switch

How to do that?

Here is the talk that raised the question in my mind: