"I was a typical American consumer - I shopped a lot, I ate most of my meals in take-out containers, I took cabs everywhere, " said Michelle, a journalist with a weekly business magazine.

BBC: US family tries life without toilet paper

According to BRW, a weekly business magazine, Gina Rinehart became the richest woman in Australia in 2010, the richest person in Australia in 2011, and the richest woman in the world in 2012, with an estimated net worth of nearly thirty billion dollars.

NEWYORKER: The Miner��s Daughter