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Facebook founder Mark Zuckerberg says he intends to give away $45bn over his lifetime
The IMF announces it will add the Chinese renminbi to its basket of reserve currencies
A major toy brand admits its app store database has been hacked
Russia plans trade and transport sanctions against Turkey
One of Brazil's richest businessmen has been arrested as part of a probe into Petrobras
Russian Energy Minister says Moscow would cut gas to Ukraine on Tuesday or Wednesday.
A $160bn deal has been struck to create the world's biggest pharmaceutical company
EU ministers discuss tightening the borders of the passport-free Schengen area
We meet some of southern Vietnam's young entrepreneurs supporting internet start-ups.
A special programme live from Ho Chi Minh, southern Vietnam.