An E-Commerce Economic Dynamic Data Evaluation Model Based on Multiuser Demand Constraints

Table 4

The results of the comparison.

Year	Index	Static regression model	Bias regression model
Predict 1995	MAD	18.4%	18.4%
1996	MSE	18.9%	18.9%
Predict 1996	MAD	20.3%	16.1%
1997	MSE	51.9%	7.4%
Predict 1997	MAD	21.5%	18.0%
1998	MSE	38.2%	10.9%
Predict 1998	MAD	19.9%	21.0%
1999	MSE	13.4%	19.3%