A friend objects to a weight base (X cents per gram) for taxing marijuana. “Crop quality varies enormously,” he says, “so it would be arbitrary to assess the same tax per weight for all of it.”
(For a look at an alternative — taxing by seller’s claims of THC — here is a link: https://newrevenue.org/2015/07/14/swifts-sex-tax-and-stated-thc/.)
But I still like a weight base (except if we can tax concentrates by potency). Any tax will distort the market, one way or another. A weight base is not perfect, but a price base is worse.
Take the beer tax. It’s based on volume only – barrels, or gallons. Volume for a liquid is like weight for a solid.
The federal beer tax is $18 per 31-gallon barrel. State beer taxes are based on gallons, too. All these taxes apply regardless of price, or alcohol content – or quality.
Folks worry that a cannabis tax based on weight will create an incentive to make each gram as potent as possible.
But that same incentive is present with beer. Continue reading “How a weight base for marijuana taxes is less arbitrary than beer taxes”

