Obvious but Unfashionable

If you tax ice cream, people will be less obese, which is good, but they will also be enjoying less ice cream, which is bad.

Tim Harford, "The weighty problem of road and fat taxes"

A Challenge for Neuroscientists

Happiness measured by asking "how happy are you? 1-10". Wonder what GDP would look like if we asked "how rich are you? 1-10"

Tim Harford, [untitled tweet]