By: Praveen Rangar
After some difficult years, particularly between 2007 and 2013, Microsoft is now the world's second most valuable company in terms of market capitalisation.Microsoft is now involved in other technological areas such as artificial intelligence and video games.
Berkshire Hathaway, owned by the famous investor Warren Buffett, is the world's sixth most valuable company today, specializing in equity investments. It owns stakes in many of the world's most powerful corporations, including Apple, Bank of America, Coca-Cola, Wells Fargo, and American Express.