Corporatism and Self-regulation in the Dutch (Agricultural) Economy. Statutory Trade Organisations: Law and Practice since 1930 - International Journal of Comparative Labour Law and Industrial Relations View Corporatism and Self-regulation in the Dutch (Agricultural) Economy. Statutory Trade Organisations: Law and Practice since 1930 by Tymen J. van der Ploeg - International Journal of Comparative Labour Law and Industrial Relations Corporatism and Self-regulation in the Dutch (Agricultural) Economy. Statutory Trade Organisations: Law and Practice since 1930 Tymen J. van der Ploeg 22 4 International Journal of Comparative Labour Law and Industrial Relations