There is one billionaire for every three million people on the planet.
Apple Inc's iPod upended the music industry, and its iPhone knocked Nokia off its smartphone perch, but Swiss watch makers breezily dismissed warnings that the technology giant's new wristwatch gadget could do something similar to them.
The annual list, released on Wednesday by Geneva-based World Economic Forum, comes at a time when the new Indian government has completed 100 days in power and has promised further steps to revive its economy and the ease of doing business in the country.