Cho, Dong-sung (inst For Policy And Strategy On National Competitiveness (ipsnc), Moon, Hwy-chang (inst For Policy And Strategy On National Competitiveness (ipsnc) (1) Harvard Business Review, Porter, Michael E., Christensen, Clayton M., Kim, W. Chan (1) Cross, Dorothy (1) Porter, Michael E. (1) Porter, Michael E., Teisberg, Elizabeth Olmsted (1)