(Bloomberg) — The world’s largest coffee traders have started to take on an additional risk: selling deforestation-free beans to Europe before final rules are even laid out.Most Read from BloombergA 7,000-Year-Old City Emerges as a Haven from Dubai’s Sky-High RentsGang Violence Is Moving to the Amazon’s Fast-Growing CitiesNew Rowhouses in London That Offer a Bridge to the 19th CenturyClimate Migrants Stand to Overwhelm World’s MegacitiesVanderbilt Leases Struggling NYC Seminary for Campus ExpanRead More