The problem is not that the share of things like college, housing, and healthcare is high. It's that they have risen much faster than inflation and much faster

The problem is not that the share of things like college, housing, and healthcare is high. It's that they have risen much faster than inflation and much faster than median income over the past 40 years. Notice the white space in the chart below "median male income" in 1985 is all gone by the time you get to the right hand side of the chart.