> The true economic value of some companies like facebook or amazon may be negative. I'm disabled and in the winter I can't even leave my apartment building.

> The true economic value of some companies like facebook or amazon may be negative. I'm disabled and in the winter I can't even leave my apartment building. I get almost everything I need from Amazon and I honestly don't know what I would do without them. Their overall economic value may be negative but they sure have a lot of positive value for me.