It is also worth considering that basically all of the shift can be attributed to housing [0]. Exclusive zoning laws and decades of under-building have driven u

It is also worth considering that basically all of the shift can be attributed to housing [0]. Exclusive zoning laws and decades of under-building have driven up housing costs so that they eat up more and more of the typical family's salary for non-homeowners (which is much of the middle class). [0] https://www.vox.com/2015/4/1/8320937/this-26-year-old-grad-student-didnt-really-debunk-piketty-but-what-he https://www.vox.com/2015/4/1/8320937/this-26-year-old-grad-s...