If compared along with average high school graduates, in that case average Americans along with college degrees: (1) uniformly earn more at every point over their whole lives. (2) earn more primarily early throughout their careers. (3) earn more, but only later during their working lives. (4) receive higher rates of return on their educational investments. (5) start work at later ages and retire younger.
Can anybody suggest me the proper explanation for given problem regarding Economics generally?