The document discusses the role of private employment services in labor markets. It notes that while restrictions on private employment agencies have been eased in OECD countries, temporary work agency assignments still only represent a small fraction of total employment. Outsourcing case management services to private providers is done variably by different countries' public employment services (PES). Effective PES require addressing challenges like decentralization, continuous performance management, and evaluation to ensure efficient spending on labor market policies and programs.