共 91 条
[4]
Angrist JD, 2009, MOSTLY HARMLESS ECONOMETRICS: AN EMPIRICISTS COMPANION, P1
[6]
Audretsch DB, 2016, J TECHNOL TRANSFER, V41, P1, DOI [10.1007/s10961-014-9381-8, 10.1007/s10961-016-9473-8]
[8]
Audretsch DavidB., 2003, IND INNOV, V10, P65, DOI [10.1080/1366271032000068104, DOI 10.1080/1366271032000068104]