White House Hopefuls Find Labor Reform Pickle

Two powerful labor unions are jostling over how to shape Democrats’ workplace policy agenda in the next race for the White House.

The Service Employees International Union is shopping legislation that would create industrywide collective bargaining and establish wage boards to set basic standards in traditionally low-paying jobs like those in fast food and retail, sources familiar with the situation tell Bloomberg Law.

A handful of Democrats said to be considering a presidential run in 2020—including Sens. Elizabeth Warren (Mass.), Cory Booker (N.J.), Kamala Harris (Calif.), and Kirsten Gillibrand (N.Y.)—are so far reluctant to get behind the proposal, in part ...