TY - HEAR T1 - Industry Structure and Technological Discontinuity: The Contextual Demands of Entrepreneurial Activity Y1 - 2005 A1 - Jing,Ma A1 - Chen,Jiyao KW - Strategy & Entrepreneurship JA - Portland International Conference on Management of Engineering Technology CY - Portland OR U2 - c U4 - 37901979649 ID - 37901979649 ER -