Table 4. Descriptive statistical result... | Emerald Publishing

Table 4.

Descriptive statistical result

Difference-in-difference model							Multiple linear regression model
Variables	Mean	SD	p25	p50	p75	n	Variables	Mean	SD	p25	p50	p75	n
Patents	2.524	1.803	1.098	2.708	3.806	3,567	Patents	3.227	1.809	1.946	3.401	4.344	933
SO	0.512	0.500	0	1	1	3,567	Delta(10⁶)	0.560	0.689	0.144	0.330	0.712	933
Post	0.492	0.500	0	0	1	3,567	Vega(10⁶)	0.263	0.345	0.075	0.163	0.309	933
R&D	0.047	0.070	0	0.031	0.057	3,567	R&D	0.067	0.095	0.011	0.041	0.079	933
Dual	0.331	0.471	0	0	1	3,567	Dual	0.375	0.484	0	0	1	933
Cash	0.210	0.168	0.090	0.158	0.230	3,567	Cash	0.194	0.143	0.091	0.152	0.252	933
Roe	0.093	0.095	0.050	0.089	0.137	3,567	Roe	0.104	0.087	0.061	0.102	0.147	933
Grow	0.736	0.677	0.313	0.512	0.890	3,567	Grow	0.749	0.811	0.300	0.492	0.807	933
Size	21.768	1.200	20.921	21.624	22.471	3,567	Size	22.171	1.241	21.300	21.953	22.841	933
Tech	0.539	0.499	0	1	1	3,567	Tech	0.517	0.500	0	1	1	933

Difference-in-difference model							Multiple linear regression model
Variables	Mean	SD	p25	p50	p75	n	Variables	Mean	SD	p25	p50	p75	n
Patents	2.524	1.803	1.098	2.708	3.806	3,567	Patents	3.227	1.809	1.946	3.401	4.344	933
SO	0.512	0.500	0	1	1	3,567	Delta(10⁶)	0.560	0.689	0.144	0.330	0.712	933
Post	0.492	0.500	0	0	1	3,567	Vega(10⁶)	0.263	0.345	0.075	0.163	0.309	933
R&D	0.047	0.070	0	0.031	0.057	3,567	R&D	0.067	0.095	0.011	0.041	0.079	933
Dual	0.331	0.471	0	0	1	3,567	Dual	0.375	0.484	0	0	1	933
Cash	0.210	0.168	0.090	0.158	0.230	3,567	Cash	0.194	0.143	0.091	0.152	0.252	933
Roe	0.093	0.095	0.050	0.089	0.137	3,567	Roe	0.104	0.087	0.061	0.102	0.147	933
Grow	0.736	0.677	0.313	0.512	0.890	3,567	Grow	0.749	0.811	0.300	0.492	0.807	933
Size	21.768	1.200	20.921	21.624	22.471	3,567	Size	22.171	1.241	21.300	21.953	22.841	933
Tech	0.539	0.499	0	1	1	3,567	Tech	0.517	0.500	0	1	1	933