KaufmannF.-X. (1991), ‘Introduction: Issues and Context’, in KaufmannF.-X. (ed.), The Public Sector. Challenge for Coordination and Learning, Berlin, Walter de Gruyter, pp. 3–28.
2.
LeibfriedS. and ZürnM. (eds.) (2005), Transformations of the State?, Cambridge, Cambridge University Press.
3.
NullmeierF. (2001), ‘Sozialpolitik als marktregulative Politik’, Zeitschrift für Sozialreform47(6), pp. 645–667.
4.
Taylor-GoobyP. (1999), ‘Markets and Motives. Trust and Egoism in Welfare Markets’, Journal of Social Policy, 28(1), pp. 97–114.
5.
ZapfW. (1984), ‘Welfare Production: Public Versus Private’, Social Indicators Research14(3), pp. 263–274.
