There is no viable heuristic because everyone has an incentive to game the system. Even managers. "When a measure becomes a target, it ceases to be a good measu

There is no viable heuristic because everyone has an incentive to game the system. Even managers. "When a measure becomes a target, it ceases to be a good measure" The closest one is short term improvements tied to revenue and measured using ab testing. But even those get gamed.