Holy picard.
get to your nearest community college and crash an eco101 class. Now. supply, demand, meet retard.
do you really think an ounce of a plant easily growable costs a couple hundred dollars to manufacture? That 99% of it isnt fees related to smuggling, markup at 10 different levels, and motivation to take the risk of getting arrested?
they could put a 100% tax on the legal product and it would still be MUCH cheaper than it is now.