Industrial relations Relations industrielles 15 Personnel management 13 History 9 Labor unions 9 Labor 8 Labor laws and legislation 8 Effect of technological innovations on 7 Management 7 Work 7 Economic aspects 6 Leadership 6 Relaciones laborales 6 Labor economics 5 Supervision of employees 5 Travail 5 Employee participation 4 Industrial sociology 4 Technological innovations 4 Arbeidsverhoudingen 3 Arbeitsbeziehungen 3 Business 3 Labor movement 3 Labor policy 3 Labor supply 3 Personnel 3 Relacions laborals 3 Relations de travail 3 Social aspects 3 Work environment 3