This results in short-termism, where long-term investment is sacrificed in order to hit a short-term target. For example, a manager can skimp on training or maintenance, or just squeeze pay. In the short term, profits will rise; in the long term, the company will suffer. A wise manager understands this, but she may wish to hit her targets anyway. Then there is the ‘silo effect’, where one department hits its targets by taking short-cuts that damage other departments. In each case, we assume that by measuring one thing, we’re really measuring everything. That is delusional. We hit the target,
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