This week: Updates on the economics of immigration; France’s yellow vests join union-called general strike; demonstrations against Sackler family’s profiting from oxycontin; and New York City Council considers giving priority to fast-food workers (majority) over employers (minority); A major discussion by Prof. Wolff on (1) successful strikes by Mexican workers and their collaboration with progressive new Mexican government, and (2) Trump/GOP’s inheritance tax cut benefits richest, worsens US inequality of opportunity