And [Thaler] noticed that when he had his fellow economists to dinner, they filled up on cashews, which meant they had less appetite for the meal. More to the point, he noticed that they tended to be relieved when he removed the cashew nuts, so they didn't ruin their dinners. "The idea that it could make you better off to reduce your choices—that idea was alien to economics.
Michael   Lewis, The Undoing Project: A Friendship That Changed Our Minds
choice