So why don't they advertise the Walmart Price (tm) in small font, and then add a multiplier which takes all that into account? Seems like a good way to influen

So why don't they advertise the Walmart Price (tm) in small font, and then add a multiplier which takes all that into account? Seems like a good way to influence consumer sentiment in places that won't play ball with you, if you're an abusive plutocratic organization.