Calculating marijuana taxes as a percentage of price creates the danger that taxes will be both too high and too low.
Taxes may be too high at first, as start-up expenses push costs up with resulting upward pressure on pre-tax prices. Those high prices will be magnified by taxes that rise with the price level. Taxes that are too high open the market to competition from bootleggers, with the pernicious results of (1) low actual collections and (2) continuing illegality.
Later, as economies of scale drive pre-tax prices down, taxes will shrink proportionately. Low prices create another problem: Continue reading “Percentage-based taxes for marijuana are too volatile.”