But that isn't the only factor!
Speaking of silly, can I borrow your crystal ball? You're basing future legal margins on current margins with a premium because it is illegal. In CO, it appears there is little, if any impact on the black market.
Examples, dude. Feel free to use different examples that illustrate how you reach your conclusions.
Going legit a challenge for black market marijuana growers
Of course it would drop, but it would never be as cheap as corn or soybeans. It requires more expertise and difficulty to grow.
Tobacco, peppers, lettuces, kale, spinach, tomatoes, potatoes, sweet potatoes, beets. Seriously, why would anyone bother with these if corn and soybeans were the best option?