The Economist pegged the drug trade in BC (with Vancouver as its distribution hub) at greater than $7 Billion per year. This includes the importation of heroin and cocaine (which frequently serves as a form of payment for the receipt of BC pot)
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If the $7.2 Billion figure is to be believed, then the pot industry in British Columbia trumps even the province’s forest industry, employing more people and contributing more to the economy. According to Statistics Canada, the lumber industry employs only 145,000 people and contributes $7.6 Billion annually (as at 2006) nationwide, with BC accounting for 63% — or $4.8 Billion.