Differences in human capital $($for example, $$Press Space to openapproximately halfwealthlowerhigherabout $0$DOLLAR$01000$ less thaneducationmore than double$)$ lead to differences in individual earnings. According to a recent Current Population Survey, the median usual weekly earnings of $25-$and$-$over workers with only high school diplomas were $$Press Space to openapproximately halfwealthlowerhigherabout $1$DOLLAR$11000$ less thaneducationmore than double the earnings of a worker with a Master$$s degree. The $$Press Space to openapproximately halfwealthlowerhigherabout $2$DOLLAR$21000$ less thaneducationmore than double marginal product of workers that have invested heavily in their own human capital helps to create high demand for their skills.

approximately half

wealth

lower

higher

about $$1000$ less than

education

more than double