Incentive Design

principle

Behavior follows the reward actually attached to an action, not the virtue attached to it. A small, immediate payoff can make a desired behavior repeatable when it rewards that behavior precisely.

Taiwan did not defeat a dog-poop problem with sterner lectures or larger fines. It offered a lottery ticket for turned-in poop—and the amount of dog poop fell by half.

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Make the payoff meet the behavior

An abstract public good competes poorly with the immediate effort of picking something up. The lottery changed that calculation at the moment of action: turn in the poop, receive a chance to win. The prize did not need to compensate everyone fully; it made each compliant act feel like an opportunity rather than a chore. This is Non-Monetary Incentives in compact form: immediacy and anticipation can matter more than a guaranteed cash payment.

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Where it shows up

Poop becomes a lottery entry

The desired civic behavior was converted into a clear exchange: every qualifying act produced an immediate ticket. The reported reduction shows why incentive design begins with the repeated action itself, not with another appeal to good citizenship.

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Precision is the dangerous part

A reward trains whatever action qualifies for it, which may not be the outcome you truly care about. If the measurable proxy can be manipulated—or if producing more of the problem earns more rewards—the design can tip into the Cobra Effect. One successful lottery also does not establish that the same reward will work for every behavior or persist after the reward disappears.

Reward one observable repetition

Tomorrow, choose one behavior you want repeated and write the incentive as a literal exchange: “When you do X, you immediately get Y.” Then test whether X is the real goal or merely an easy-to-game proxy. Keep the reward small, but place it directly after the action.

Episodes that teach this