Table 3. Summary statistics Variable...

Table 3.

Summary statistics

Variable attributes	Variable	N	Mean	SD	Min.	Max.
Dependent variable	GTFP	15,565	1.030	0.091	0.853	1.172
Independent variable	DRI	15,565	0.510	0.192	0.159	0.900
Control variables	Size	15,565	7.893	1.164	5.130	11.263
	Age	15,565	2.907	0.318	1.792	3.526
	ROA	15,565	0.045	0.058	−0.183	0.222
	Tobin’s Q	15,565	2.010	1.183	0.839	7.687
	Cash	15,565	0.054	0.062	−0.134	0.238
	Growth	15,565	0.164	0.328	−0.496	1.821
	GDP	15,565	8.348	3.713	1.895	18.999
	GOVIN	15,565	0.185	0.065	0.105	0.758

Variable attributes	Variable	N	Mean	SD	Min.	Max.
Dependent variable	GTFP	15,565	1.030	0.091	0.853	1.172
Independent variable	DRI	15,565	0.510	0.192	0.159	0.900
Control variables	Size	15,565	7.893	1.164	5.130	11.263
	Age	15,565	2.907	0.318	1.792	3.526
	ROA	15,565	0.045	0.058	−0.183	0.222
	Tobin’s Q	15,565	2.010	1.183	0.839	7.687
	Cash	15,565	0.054	0.062	−0.134	0.238
	Growth	15,565	0.164	0.328	−0.496	1.821
	GDP	15,565	8.348	3.713	1.895	18.999
	GOVIN	15,565	0.185	0.065	0.105	0.758