"once a useful number becomes a measure of success, it ceases to be a useful number" Two other unintended consequences of incentives I learned in economics: 1

"once a useful number becomes a measure of success, it ceases to be a useful number" Two other unintended consequences of incentives I learned in economics: 1. Increasing fuel efficiency does not reduce gas consumption. People just use their car more often. 2. Asking people to pay-per-bag for garbage pickup resulted in people dumping trash on the outskirts of town. Edit: Did more research after downvote. Definitely double check things you learn in college 1. The jury is still out: https://en.wikipedia.org/wiki/Jevons_paradox https://en.wikipedia.org/wiki/Jevons_paradox 2. Seems false https://en.wikipedia.org/wiki/Pay_as_you_throw#Diversion_effects_and_risks https://en.wikipedia.org/wiki/Pay_as_you_throw#Diversion_eff...