The Power Company Monopoly

Why are they allowed to continue to make huge profits off the working class

Appalachian Power has an authorized profit level of 9.2%

How do they continue to increase rates if they have a revenue of $1.9B and continue to receive Millions of tax payer dollars in grants? 

If Virginia is actually regulating AEP to the 9.2% profit who is doing the math?

What is the costs they are passing on to the consumer? 

Why do the consumers never see a decrees in rate? Gas prices fluctuate, AEP receives millions in grants to off set costs,