Ortega owns properties in nine countries, shelling out S$565m for latest purchase of Seattle office building hosting Facebook.
Real estate tycoons Robert and Philip Ng come up tops among Singaporeans for the 10th year running.
Hackers are not necessarily trying to breach the walls of the castle – they are already inside, residing on personal devices.
The world is getting richer and China has a lot to do with it.
China produced two new billionaires a week last year as the fortunes of the world's ultra-rich soared by a record amount, Swiss banking giant UBS and auditors PwC said Friday.
Credit Suisse said Singapore's wealth per adult has increased more than 146 per cent since 2000, mainly from high savings, asset price increases and a rising exchange rate from 2005 to 2012.
A decade ago a pair of San Francisco roommates decided to make rent money. The rest, as they say, is history.
Just how do the super rich fit within the sharing economy?