Notes
Chapter 1
1. “DeBeers History, 1900–1940,” www.debeersgroup.com.
2. “Diamonds: Crystal Clear?” Economist, July 15, 2000.
3. Gareth Penny, interview with author, London, October 18, 2005.
4. “The Big Leap,” Economist, January 15, 2000.
5. Distance from the core drives the odds of success of movements into adjacencies that companies pursue in search of new growth. One way to measure the distance is in terms of the number of steps (or partial steps) away from the core on five dimensions: same or new customers (one step if completely new customers); same or new channel of distribution; amount of shared infrastructure; use of the key core asset (brand or technology); and shared competitors. When a move is more than about one and a half steps ...
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