Will banning marijuana sales to foreigners hurt Holland's economy?

Dutch weed may be getting more exclusive thanks to a rule barring international tourists from patronizing the country's pot-selling cafes
The Week
Friday, April 27, 2012

The mayor of Amsterdam, Eberhard van der Laan, understandably opposes the ban: Roughly a third of the four million foreign tourists who visit the city each year smoke marijuana in the local coffee shops. Ten percent of tourists who visit Holland do so exclusively for the pot. The cafes do $2.6 billion in business a year, generating $503 million in tax revenue.