The BBC and the great levelised costs lie
Apr 8, 2013
Bishop Hill in BBC, Energy: wind

When watching Matt Briggs' lecture on the use and misuse of statistics by climatologists and social scientists, I was struck by his summary of the problems with the use of p-values, namely the view within the field that since everybody uses them, it doesn't matter that doing so is silly.

The reason I noticed Briggs' point was that it reminded me of an exchange I'd had with a BBC journalist about the use of levelised costs by advocates for windfarms. I had explained how misleading levelised costs are, a point that elicited the following response:

...this is the current standard measure - used by governments, industry, academics and international bodies. Any such measure, by its nature, will have limitations.

It doesn't matter that it's misleading. Everybody is being misleading.

 

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