Headline: Unions set sights on e-commerce and manufacturing firms after NLRB rulingPublication Date: Monday, August 31, 2015Primary Source: ReutersOther Sources: St. Louis Post-Dispatch (MO)Non-Cato Author: Nathan Layne and Mica RosenbergType: articleFormat: Newspaper (Online)Nature of Mention: quotedScholar: Olson, WalterResearch Area: Immigration and Labor MarketsSubjects: the NLRB union case