[Retracted] Analysis of Academic Cooperation Network for Returnee Faculty Members to Realize Value from the Perspective of Economics

Table 3

Robustness test results.

Variable	CRP
	Model 1	Model 2	Model 3	Model 4
ICR		−5.52	−3.90	−4.98
		(−3.67)	(−2.14)	(−1.36)
RI		11.50	19.35	11.05
		(3.07)	(3.11)	(3.07)
ACHK		0.01	0.02	0.02
		(0.36)	(0.56)	(0.37)
RIICR			0.72
			(−1.68)
ACHKICR				0.05
				(1.76)
Dummy variables	105.94	97.58	90.63	66.01
	(12.06)	(10.08)	(9.36)	(7.37)
Number of teachers	0.20	0.19	0.20	0.19
	(26.25)	(23.06)	(22.66)	(23.05)
College	−0.25	−0.25	−0.24	−0.25
	(−1.28)	(−1.47)	(−2.55)	(−1.26)
Constant	2.03	2.05	2.04	2.05
	(57.38)	(26.72)	(143.03)	(142.22)
F	491.75	160.46	142.15	141.59
Samples	11259	11259	11259	11259

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