Subcontractor Unions Gain Right to Separate Negotiations, Raising Corporate Risks 조선일보New regulation aims to clarify ambiguity in ‘yellow envelope law’ The Korea TimesConcerns rise over bargaining fragmentation under ‘Yellow Envelope Bill’ Korea JoongAng DailyIndustrial Sector Warns of Labor Negotiation Chaos 조선일보The Korean Confederation of Trade Unions (KCTU) and the Korean Federation of Trade Unions (KCTU) hav.. 매일경제