This Week In Marijuana Business News for the week ended Nov. 15, 2019, with host Nick Thomas.

Headlines include:

• Massachusetts keeps cannabis vape ban, orders quarantine of products as regulators focus on suspect additive
• Two more California cannabis companies disclose layoffs
• Canopy's net revenue plunges as challenges pile up in Canadian cannabis sector
• Cresco Labs, Origin House revamp cannabis merger as value falls more than 50% and close delayed
• Michigan Marijuana Transfers
• New UK guidelines recommend public insurance coverage for two GW Pharma cannabis medicines, plus a synthetic cannabinoid
• Cross-pollination drives growing disputes between marijuana, hemp farmers

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