Jeffrey Preffer and Robert I. Sutton, “Evidence-Based Management”, Harvard Business Review (January 2006), pp. 63–74, esp. p. 68.
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Boris Ewenstein, Bryan Hancock, and Asmus Komm, “Ahead of the Curve: The Future of Performance Management”, McKinsey Quarterly, no. 2 (2006), pp. 64–73, esp. p. 72.