Passports for sale have become a $2bn global business

A growing number of countries offer individuals passports in return for investment, and the wealthy have been taking advantage in increasing numbers. In 2014, the global rich spent an estimated $2bn acquiring a second nationality. Selling citizenship and residency wrapped up as investment programs has become big business for many nations as some governments demand a hefty price for a passport and the privileges they come with. The Caribbean is the global capital of "citizenship-by-investment" programs. A passport from Dominica can be had in return for a $100,000 investment. A $400,000...