People drop support for a carbon tax when getting less effective “nudges”

People drop support for a carbon tax when getting less effective “nudges”

Enlarge / A carbon tax would address carbon emissions across sectors, from industry to transport and residential use. (credit: Shiyang Huang / Flickr)

“Nudge” policies have come in for a lot of positive attention. Small tweaks like changing the default on organ donation to opt in (still allowing people to opt out if they choose) seem to be effective at boosting pro-social behaviors. Nudges also work for things like saving for retirement or using less energy while still allowing people freedom of choice.

But nudges like these are “being used as a political expedient,” wrote economists George Loewenstein and Peter Ubel in The New York Times in 2010. Nudges, they wrote, allow “policymakers to avoid painful but more effective solutions rooted in traditional economics.” Now, Loewenstein has teamed up with colleagues David Hagmann and Emily Ho on a series of studies showing how this operates. Their results, published today

Read the rest