The Effects of Online Information on E-Book Pricing Strategies: A Text Analytics Approach

Table 5

The results of multiple linear regression models.

Model	Unstandardized coefficients		Standardized coefficients	t	Sig.
	B	Std. Error	Beta
(a) The results of regression model I
Constant	37.054	12.086		3.066	0.003
X1 (number of reviews)	0.004	0.003	0.107	1.420	0.158
X2 (average ratings of reviews)	7.113	2.807	0.199	2.535	0.013
X3 (paper book prices)	0.121	0.021	0.767	5.747	0.000
X4 (paper book pages)	0.007	0.002	0.558	4.202	0.000
X5 (e-book content)	28.758	14.131	0.155	2.035	0.044
X6 (book packaging)	1.594	13.666	0.009	0.117	0.907
(b) The results of regression model II
Constant	48.638	13.789		3.527	0.001
X1 (number of reviews)	0.005	0.003	0.143	1.679	0.001
X2 (average ratings of reviews)	8.992	3.266	0.252	2.753	0.000
X3 (e-book content)	31.108	16.186	0.168	1.922	0.007
X4 (logistics quality)	13.183	52.108	0.022	0.253	0.501
X5 (book packaging)	2.028	15.823	0.011	0.128	0.298
X6 (biography)	8.499	17.225	0.045	0.493	0.012
(c) The results of regression model III
Constant	37.783	12.443		3.036	0.003
X1 (number of reviews)	0.004	0.003	0.109	1.427	0.036
X2 (average ratings of reviews)	7.423	2.930	0.208	2.533	0.013
X3 (paper book prices)	0.122	0.021	0.775	5.722	0.000
X4 (paper book pages)	0.007	0.002	0.559	4.181	0.000
X5 (e-book content)	28.249	14.452	0.253	1.955	0.043
X6 (logistics quality)	40.934	39.504	0.143	2.368	0.219
X7 (book packaging)	4.726	17.415	0.017	0.271	0.006
X8 (biography)	16.739	18.077	0.053	0.834	0.042