Building Competitive Advantage Through People Magazine: Winter 2002Research Feature January 15, 2002 Reading Time: 23 min Christopher A. Bartlett and Sumantra Ghoshal   Most managers today understand the strategic implications of the information-based, knowledge-driven, service-intensive economy. They know what the new game requires: speed, flexibility and continuous self-renewal. They even are recognizing that skilled and motivated people are central to the operation...