But in the past year white voters have become grumpier, and this is especially true of white males.

ECONOMIST: Lexington

Since London's high-wage economy generates a disproportionate share of tax revenues, Londoners are likely to get grumpier than they already are.

ECONOMIST: Public-sector pay

"We know that if you take away naps for preschoolers, and then give them challenging tasks, they're grumpier, " said lead study author Dean Beebe, director of the neuropsychology program at Cincinnati Children's Hospital Medical Center.

MSN: Children's snoring linked to behavioral problems

"There is a perception" David Stevens of Admiral Insurance told the committee "that Wales is further away than it is" and that it's "grumpier than it is ... still stuck in a time of greyness and soot".

BBC: Location, location, location