PS
ERC
7
Illustration of Buyer’s Problem
(with Constant Price)
Net Earnings
Q
DayReg
Q
DaySub
Q
NightReg
Q
NightSub
P
Day
=P
Night
¢
/kWh
¢
/kWh
kWh
kWh
In this Example: Q
Day
= Q
DayReg
+ Q
DaySub
Q
Night
= Q
NightReg
+ 0
Q
DaySub
+ Q
NightSub
£
Q
SubMAX
DAY
Night