“Allowing the states to sell their dairy into Canada would be cheaper, but their regulations on what you can put into milk and dairy (antibiotics, hormones) are

“Allowing the states to sell their dairy into Canada would be cheaper, but their regulations on what you can put into milk and dairy (antibiotics, hormones) are much more lax than Canadian standards.” Fine, then don’t allow importation of milk with those additives. What exactly is the market reason for keeping out, say, organic US dairy? (Oh, right, Quebec lobbyists.)