Why Play Candy Crush When You Can Gamble on Oil Prices?

The story behind the Israeli online stock trading platform Plus500, that tripled its profits in only one year, proves: Suckers never die.

Plus500 provides the general public an online platform for trade in so-called CFDs, contracts for difference. Behind the rather obtuse name is a simple principle: CFDs involve a wager of sorts on futures contracts with respect to an asset, which might be oil or gold or shares or stock. The bettors settle in advance on a wager involving the difference between the current price of an asset...