[Updated February 27 with additional information from Casey.]
The pdf below is an email. Prof. Mulligan has written much more extensively about this issue here and here.
Today’s e-mail brought a letter from Prof. Casey Mulligan (@CaseyBMulligan) that analyzes the economic agenda being advanced by Sen. Bernie Sanders. The results are not pretty. That, of course, is not surprising. Read it and weep.Mulligan on Sanders agenda