"...that people who end up wealthy see a much steeper curve in their earnings than the rest of us." So, people who earn more money, faster end up wealthy? Gee,

"...that people who end up wealthy see a much steeper curve in their earnings than the rest of us." So, people who earn more money, faster end up wealthy? Gee, I would never had expected that fucking obvious insight. Also, studies show trends, averages, likely outcomes. They have little bearing on individuals. Otoh, if your planning economic policy for a corporation or country studies may be applicable.