The family has now called a temporary truce, but the long-running and rancorous dispute has put at stake the future governance of the Anglo-Indian empire
Their rise and subsequent slump were sharper than the other 131 members of the Bloomberg Billionaires Index whose net worth more than doubled, but wasn't as reliant on how Covid altered lives
Eight firms controlled by Adani's ports-to-power conglomerate, including recent cement acquisitions, have contributed more than a fifth of the 109-member MSCI India Index's surge since end-June
Last week, something unusual happened in the US. A billionaire announced to donate his company which he had founded 50 years ago. The reason: He wants to fight climate change. Find out why he did it
The North Carolina-born investor started New York-based Tiger Management in 1980 with $8.8 million. He was 48 at the time, relatively old to be launching his own firm
For years, Saudi Arabia's self-styled Warren Buffett, has made hundreds of millions of dollars by investing in companies from Citigroup to Uber to Twitter with almost complete autonomy
Covid-19 pandemic has seen one new billionaire emerging every 30 hours, while nearly one million people could be pushed into extreme poverty every 33 hours this year: Oxfam
Leading it will be Mayo and IIT Mumbai alum, Arun (Arunava) Majumdar, professor of mechanical engineering and former co-director of the Precourt Institute for Energy at Stanford.
The transaction came together at breakneck speed because Elon Musk waived the chance to look at Twitter's finances beyond what was publicly available, and also because that's how the billionaire works
The plan - called the "Billionaire Minimum Income Tax" by the White House - represents the most aggressive proposal by the administration yet in efforts to tax the wealthy.