4Bill Jordan. Public Services and the Service Economy: Individualism and the Choice Agenda[J]. Journal of Social Policy,2006, (1).
5Michael Macaulay,John Wilson. Hobson's Choice? Meaning, Manner and Merits of Choice in Public Services[J]. The International Journal of Public Sector Management, 2008, (6).
6R6mulo A. Chumacero,Ricardo D. Paredes. Vouchers, Choice, and Public Policy: An Overview[J]. Estudios de Economia, 2012, (12).
7Corinna Braun-Munzinger. Education Vouchers-An International Comparison Centre for Civil Society[DB/OL]. http ://ccs. in/internship_papers/2005/22.20Education20Vouchers 20in% 20Practice. pdf, 2014-06-04.
8Perri 6. Giving Consumers of British Public Services More Choice: What Can Be Learned from Recent History? [J]. Journal of Social Policy,2003, (4).
9Judithmary Ogochukwu Iloh,Muktar Bahir. Public Private Partnership (PPP) and Social Service Reform in Nigeri- a: 1999-2007[J]. Journal of Educational and Social Research, Special Issue,2013, (12).
10Arben Bakllamaja. The Impact of the Private Sector Participation in the Infrastructure Public Services and the Way Forward in Albania[J]. Journal of Educational and Social Research, 2013, (9).