Petition of the Candlemakers (1845)
sites.middlebury.edu
sites.middlebury.edu
But if something is cheap (the price approaches zero) but is widely used, it might still contribute to a large capital transfer. If something is free, that won't happen, as there's no benefiting party. The point is not to reject this "demi-gratuity", but to ensure everyone benefits from that, not just some select countries.
Sure. McDonalds sells cheap food, while no doubt making more money than The French Laundry by orders of magnitude.