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by Larsen, Tord; Blim, Michael; Porter, Theodore M.; et al.
by Porter, David Michael
by Porter, Michael
by Lawrence I. Conrad , Michael Neve , Vivian Nutton , Roy Porter , Andrew Wear
by Porter, Michael E.
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by Harvard Business Review; Drucker, Peter Ferdinand; Christensen, Clayton M.; et al.
by Harvard Business Review; Porter, Michael E.; Kim, W. Chan; et al.