00555nas a2200121   4500008004100000245010800041210006900149260002200218653003200240100001300272700001600285856013200301       2005                        eng d00aIndustry Structure and Technological Discontinuity:  The Contextual Demands of Entrepreneurial Activity0 aIndustry Structure and Technological Discontinuity The Contextua  aPortland ORc200510aStrategy & Entrepreneurship1 aJing, Ma1 aChen, Jiyao  u/biblio/industry-structure-and-technological-discontinuity-contextual-demands-entrepreneurial-0