A staggering $18 trillion worth unaccounted money is stashed in tax havens.
In 2010, the richest 80 people in the world had a net wealth of $ 1.3 trillion.
German Chancellor Angel Merkel, French President Francois Hollande, Chinese Prime Minister Li Keqiang, Pakistan Prime Minister Muhammad Nawaz Sharif and Switzerland President Simonetta Sommaruga would be participating in the 45th edition of the meet.