Second, Drucker said, management should be assessed on how effective it has been in hiring and promoting people.

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It was clear, Drucker said, that McGregor preferred Theory Y.

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Peter Drucker once said that the biggest curse a company can have is twenty years of success.

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Peter Drucker once described the difference between productivity and innovation this way: when we apply technology to existing processes, he said, the result is productivity.

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