1. Adams, R. (2015). GCSE gap between rich and poor widens, Guardian, 29th Jan. Available at: http://www.theguardian.com/education/2015/jan/29/gcse-gap-rich-poor-widens
2. An Independent Report to Her Majesty’s Government;G Allen,2011
3. Allen, R. (2012). How can London schools be so good, given the high cost of living for teachers? (IoE Blog 22/05/2012). London: Institute of Education. Available from: http://ioelondonblog.wordpress.com/2012/05/22/how-can-london-schools-be-so-good-given-the-high-cost-of-living-for-teachers/
4. Anders, J. (2012). The link between household income, university applications and university attendance. Fiscal Studies, 33(2), 185–210. doi: 10.1111/j.1475-5890.2012.00158.x .
5. Baars, S., Bernardes, E., Elwick, A., Malortie, A., McAleavy, T., McInerney, L., Menzies, L., & Riggall, A. (2014). Lessons from London schools: Investigating the success. London: CfBT.