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Is job insecurity really the great motivator some managers believe it is? We crunched the numbers to find out

  • Written by Lixin Jiang, Senior Lecturer, University of Auckland
Is job insecurity really the great motivator some managers believe it is? We crunched the numbers to find outGetty Images

Former General Electric chief executive Jack Welch famously promoted the “20-70-10” system to increase labour productivity. Managers were asked to rank employees on a bell curve; the top 20% received rewards, while the bottom 10% were fired.

Yahoo, Amazon and IBM, among many others, later adopted this performance review...

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