[tppiotrowski]

"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

2. Seems false https://en.wikipedia.org/wiki/Pay_as_you_throw#Diversion_eff...