World's nine wealthiest women ranked

Advisory firm Wealth-X has ranked the world's nine wealthiest women. The list of billionaires includes Johanna Quandt of BMW, worth $14.1 billion; Elaine Marshall of Koch Industries, worth $17.3 billion; and Jacqueline Mars, worth $26.8 billion.

Topping out the list are two women in the leadership of Wal-Mart. Alice Walton, worth $38.5 billion and Christy Walton worth $41.3 billion. Watch the video above for more on the wealthiest women.