[iso1631]

If a company is willing to spend $5 to force you to watch an advert, then they are expecting more than $5 from you in return.

[simplicio]

Sure, but a lot of that is 1) just influencing what type or brand you get of products your going to buy anyways, and 2) only an average, presumably wealthier consumers are "subsidizing" poorer ones, since they have more spending to be influenced.