Study finds some study areas pay more than others, with engineering earnings triple those for educationby Melissa KornWant to make a good living? Go to college. Just be careful what you major in.On average, college graduates earn about $1 million more in their lifetimes than do adults who only completed high school. But long-term earnings prospects vary widely by subject, and the income differentials across certain majors dwarf those between graduates and non-graduates, according to a new report from Georgetown University’s Center on Education and the Workforce based on an analysis of Census Bureau data.Read the rest of the story at The Wall Street Journal.