Mapping the changing landscape of public service delivery -- Benefits and costs : what government organizations seek from external providers -- Motivations and mechanisms : what external providers seek from government organizations -- Outsourcing and contracting to other organizations -- Partnering and collaboration with other organizations -- Calling on volunteers -- Regulatees as contributors to social outcomes -- Clients as co-producers -- Managing in multiparty networks of providers -- A contingency framework for decisions about externalization -- Organizational cpabilities for managing external provision

1. Public administration
2. Human services -- Management
3. Human services -- Coantracting out
4. Public welfare administration
5. Public-provate sector cooperation