collective agreement(A written agreement regarding working conditions and terms of employment concluded between one or more employers or employers' organizations, on the one hand, and one or more representative workers' organizations or duly elected representatives of the workers, on the other)
collective agreement extension(Administrative or judicial procedure or decision to make a collective agreement obligatory for all employers and workers coming within its scope of application)
collective bargaining(All negotiations which take place between one or more employers or employers' organisations, on the one hand, and one or more workers' organisations, on the other, for determining working conditions and terms of employment or for regulating relations between employers and workers)
