One may wonder, at what level is it appropriate for executives to shift focus to output metrics? After all, companies and their senior executives are routinely judged by output metrics like revenue and profit. Jeff knows this well, in part based on his time spent working at a Wall Street investment firm. The simple answer is that the focus does not shift at any level of management. Yes, executives know their output metrics backward and forward. But if they don’t continue to focus on inputs, they lose control over and visibility into the tools that generate output results. Therefore, at Amazon,
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