BRUSSELS—Online trade in illicit drugs via the hidden marketplaces known as cryptomarkets is growing, with revenue having doubled and transactions having tripled since 2013, according to a study published Friday. It identified 50 of the cryptomarkets around the world, predominantly run by drug sellers in the U.S.,... The study was carried out by RAND Europe, a policy research institute, and commissioned by the Dutch government.

Source: Wall Street Journal August 05, 2016 18:00 UTC