Elon Musk, who on Thursday surpassed Jeff Bezos to become the world's richest person, says he is selling all his possessions.  The billionaire...

Musk has said he intends for there to be "loans available for those who don't have money," and jobs on the Red Planet for colonists to pay off their debts. Some critics say Musk's plans resemble an interplanetary form of indentured servitude.