共 51 条
[1]
Adner R, 2005, RAND J ECON, V36, P229
[2]
[Anonymous], 2008, Econometric analysis of count data, DOI DOI 10.1007/978-3-540-24728-9_5
[3]
Arora A., 2005, UNDERDOGS TIGERS RIS
[6]
BEAUDRY P, 2006, 0624 FED RES BANK SA
[7]
BLOOM N, 2007, 788 CEP
[9]
BRESNAHAN TF, 1987, BROOKINGS PAPERS EC, V3, P833