共 25 条
[1]
[Anonymous], BUSINESS IND LICENSI
[2]
[Anonymous], 7256 NBER
[3]
Arrow KJ, 1962, Economic welfare and the allocation of resources for invention, P609, DOI DOI 10.1515/9781400879762-024
[4]
*BANK ENGL, 1996, FIN TECHN BAS FIRMS
[6]
*CBI, 1997, TECH STARS BREAK GRO
[8]
de Vaus D, 1991, SURVEYS SOCIAL RES
[10]
Hills GE, 1997, FRONTIERS OF ENTREPRENEURSHIP RESEARCH 1997, P168