4HELLMANN T,PURI M.Venture capital and the professionalization of star-up firms:empirical evidence[J].The Journal of Finance,2002,57(1):169-197.
5MASON C M,HARRISON R T.Is it worth it? The rates of return from informal venture capital investments[J].Journal of Business Venturing,2002(17):211-236.
6GORMAN M,SAHLMAN W A.What do venture capitalists do?[J].Journal of Business Venturing,1989,4(4):231-248.
7BOTTAZZI L,RIN M D,HELLMAN T.Who are the active investors? Evidence from venture capital[J].Journal of Financial Economics,2008(89):488-512.
8SAHLMAN W A.The structure and governance of venture-capital organizations[J].Journal of Financial Economics,1990,27(2):473-524.
9CUMMING D.The Determinants of venture capital portfolio size:empirical evidence[J].Journal of Business,2006,79(3):1083-1126.
10KANNIAINEN V,KEUSCHNIGG C.The optimal portfolio of star-up firms in venture capital finance[J].Journal of Corporate Finance,2003(9):521-534.