Table 5.

Mediation effect results of commitment.

	Commitment		Opportunistic behavior		Opportunistic behavior		Opportunistic behavior
	β	t	β	t	β	t	β	t
Establishment time	0.150	2.111	0.005	0.062	−0.104	−1.437		−0.689
Number of employees	−0.164	−1.868	−0.038	−0.404	0.069	0.771	0.007	0.082
Annual sales	0.053	0.658	0.098	1.134	0.054	0.658	0.075	0.965
Psychological contract	0.786	14.452***			−0.782	−14.148***	−0.486	−5.722***
Commitment			−0.768	−13.117***			−0.377	−4.395***
R square	0.643		0.595		0.631		0.681
F	54.910		44.842		52.048		51.754

^***Means the significance level is 0.001.

^**Means the significance level is 0.01.

^*Means the significance level is 0.05.

All coefficients are standardized coefficients.