共 74 条
[2]
Aghion P., 2011, RATE DIRECTION INVEN, P515
[4]
[Anonymous], 2004, ETLA DISCUSSION PAPE
[5]
[Anonymous], 2003, NATL INNOVATION SYST
[7]
Arrow K., 1962, RATE DIRECTION INVEN, P609
[8]
Aschhoff B., 2009, 032 ZEW
[9]
Bentzen J., 1999, P IAES M MONTR OCT