I wish I knew, I really do.
I think what I'm trying to say is that Boris is actually very cunning and generally will have his finger close to, or bang on, the pulse of the average Tory meaning he always comes out in the discussions around potential leadership candidates.
That's led me on a bit of a rabbit hole and, putting my amateur psychology hat on, I reckon it's something to do with anchoring bias:
Anchoring Bias and Gasoline
Under President George W. Bush's second and Barack Obama's first terms, we observed similar trends in gas price-per-gallon. Beginning...