They can buy an awful lotta lipstick, as well as a Lamborghini or three. Jane and Aerin Lauder, granddaughters of Estée Lauder, are each worth $1.4 billion, according to Bloomberg. Jane is global president, general manager of Origins, Ojon and Darphin. Aerin is founder of an eponymous lifestyle brand. And, at 40 and 43 years old, respectively, they are among the youngest to make the Bloomberg list....