ATHENS, Ga. -- If you’re looking for low-cost marijuana, head west. But the far north is where you’ll find the highest prices, University of Georgia graduate student Mingshu Wang found after he set out to learn how cannabis prices vary across the United States. Wang is from China, where pot is strictly illegal, even for medical use, and he’s been fascinated by the changing legal landscape he’s seen in the United States over the past few years, he said. read more