However, their effectiveness is threatened by the weakening of labour relations in many countries, by the emergence of new forms of employment, often more precarious, and by the progressive individualisation of labour relations. reference to the collective agreement, if applicable; and if the possibility exists, the Commission should use airlines covered by collective labour agreements and which are the applicable ILO conventions. the parts of the collective agreement that give rise to a port State inspection. This chapter provides a comprehensive and up-to-date overview of collective bargaining systems and rules of employee participation in OECD countries. Despite the decline in union density and collective bargaining coverage over the past 40 years, collective bargaining remains an important institution in the labour market. . . .