Who had richer parents, journalists or people working in finance? Doctors or artists? More generally: What's the link between household income during childhood and job choice during adulthood?... A government survey has tracked more than 12,000 people for decades. It allowed us to look at the same group of people in 1979 and 2010 — from a time when most were teenagers to the time when they were middle-aged and, for the most part, gainfully employed.