[Retracted] Can European Union (EU) Enlargement Boost Regional Economic Common Growth? Multi-Period Difference-in-Difference (DID) Method

Table 6

Mediating effect.

Variables	(1); Prod	(2); Lnpergdp
Membership	0.097	0.043
	(4.27)	(1.27)
Prod		0.724
		(3.73)
Eld	0.007	0.002
	(2.09)	(0.61)
Tech	0.184	−0.234
	(0.94)	(−1.31)
Gov	−0.002	−0.003
	(−1.19)	(−2.32)
Second	0.006	0.009
	(0.90)	(3.17)
Urban	−0.010	−0.011
	(−2.39)	(−1.42)
Constant	1.141	9.704
	(2.97)	(11.59)
Observations	513	513
Year	Yes	Yes
Country	Yes	Yes