共 38 条
[2]
Anand BN, 2000, J IND ECON, V48, P103
[3]
[Anonymous], 2005, Economist, P3
[4]
[Anonymous], 2009, BERKELEY TECHNOLOGY
[5]
[Anonymous], 2000, PROTECTING THEIR INT
[7]
Arora A., 2001, MARKETS TECHNOLOGY
[10]
Czarnitzki D., 2010, Small Business Economics, V36, P195