[JustSayNoToNannies]

Which is why a ‘legal product’ will always have a higher market price than the illegal product.

Wrong; during alcohol Prohibition "The price of beer increased by more than 700 percent, and that of brandies increased by 433 percent, but spirit prices increased by only 270 percent" - http://www.cato.org/pubs/pas/pa157.pdf (Free clue: many legal products are not patent-protected.)

[muawiyah]

During prohibition there were no legal products.