1. Angrist, J.D., Pischke, J.S.: Mostly Harmless Econometrics: An Empiricist’s Companion. Princeton University Press, Oxford (2009)
2. Autor, D., Donohue, J., Schwab, S.J.: The costs of wrongful-discharge laws. Rev. Econ. Stat. 88(2), 211–231 (2006)
3. Baker, D., Glyn, A., Howell, D., Schmitt, J.: Labour market institutions and unemployment: assessment of the cross-country evidence. In: Howell, D. (ed.) Fighting Unemployment: The Limits of Free Market Orthodoxy. Oxford University Press, Oxford (2004)
4. Bartelsman, E.J., Hinloopen, J.: Unleashing animal spirits: investment in ICT and economic growth. In: Soete, L., ter Weel, B. (eds.) The Economics of the Digital Society. Edward Elgar, Northampton (2005)
5. Bassanini, A., Venn, D.: Assessing the impact of labour market policies on productivity: a difference-in-differences approach. OECD Social Employment and Migration Working Papers, No. 54. OECD Publishing (2007)