07/02/2018

 

Why is it sloping up?

 

 

 

 

Change in Demand as Dependent
	Coefficient	Std Error	p value
Constant	5.70700	82.60750	0.94525
(Change in Demand)t-1	1.14070	0.13870	0.00000
(Change in Demand)t-2	-0.54940	0.13960	0.00031
(Change in Price)	67.02550	22.98260	0.00566
(Change in Price)t-1	26.75760	26.10320	0.31120
(Change in Price)t-2	50.41850	24.07030	0.04228
Adjusted R-squared:  0.8113
Change in Price as Dependent
	Coefficient	Std Error	p value
Constant	0.03895	0.50576	0.93898
(Change in Price)t-1	-0.45918	0.14547	0.00295
(Change in Price)t-2	-0.24918	0.15003	0.10418
(Change in Demand)	0.00251	0.00086	0.00566
(Change in Demand)t-1	-0.00162	0.00135	0.23676
(Change in Demand)t-2	0.00210	0.00095	0.03222
Adjusted R-squared:  0.3578

Note that "t-1" and "t-2" are 1- and 2-period lags.