Measuring mpg in an HEV/BEV/PEV world

MPG Fits Awkwardly in Electric-Vehicle Landscape – The Numbers Guy – WSJ

This is a bit dated, but the Numbers Guy at the WJS breaks down why many of us are scratching our heads at the Chevy Volt’s performance claims…and yet we don’t actually have a better idea yet. He’s got one.

Here’s the Volt’s Official Web Page.