Nolan, B. and Marx, I. (2001), Low pay and household poverty, in Gregory, M., Salverda, W. and Bazen, S., Low wage employment: A European Perspective, Oxford: Oxford University Press. Marx, I. (2001), “Job subsidies and cuts in employers' social security contributions: The verdict of empirical evaluation studies", in International Labour Review, 140 (1): 69-85.
Cantillon, B., Marx, I., Van den Bosch, K. (2003), The Puzzle of Egalitarianism: About the Relationships between Employment, Wage Inequality, Social Expenditure and Poverty. European Journal of Social Security, 5 (2), p.108-127.
Roemer, J., Aaberge, R., Colombino, U., Fritzell, J., Jenkins, S.J., Marx, I., Page, M., Pommer, E., Ruiz-Castillo, J., San Segundo, M.J., Tranaes, T., Wagner, G., Zubiro, I. (2003), 'To what extent do fiscal regimes equalize opportunities for income acquisition among citizens?', Journal of Public Economics, 87, p.539-565.
Cantillon, B. and I. Marx (eds.) (2005), International Co-operation in Social Security: How to Cope with Globalisation, Antwerp-Oxford: Intersentia, 267p.
Marx. I. (2007) ‘The Dutch Miracle Revisited: The Impact of Employment Growth on Poverty”, in Journal of Social Policy, 36 (3): 383-397.
Marx, I. (2007), A New Social Question? On Minimum Income Protection in the Post-Industrial Era, Amsterdam University Press/ Chicago University Press, 282p.
Lohman, H. and I. Marx (2008), ‘The different faces of in-work poverty across welfare state regimes’, in H.J. Andrez and H. Lohmann, The Working Poor in Europe; Employment, Poverty and Globalization, London: Edward Elgar.
Marx, I and G. Verbist (2008) ‘Combating in-work poverty in Europe: the policy options assessed’ in in H.J. Andrez and H. Lohmann, The Working Poor in Europe; Employment, Poverty and Globalization, London: Edward Elgar.
Marx, I. and G. Verbist (2008), ‘When famialism fails: the nature and causes of in-work poverty in Belgium’, in in H.J. Andrez and H. Lohmann, The Working Poor in Europe; Employment, Poverty and Globalization, London: Edward Elgar.
Nolan,B. and I.Marx (2009), ‘Inequality, Poverty and Social Exclusion’, in Salverda, Nolan and Smeeding, Oxford Handbook of Economic Inequality, Oxford: Oxford University Press.
Marx, I. (2009):’Belgium: a post-Bismarckian welfare state looking for a way out of ‘welfare without work’ , in Schubert et al., European Welfare Systems; New York: Routledge
Hemerijck, A. and I. Marx (2010), Recalibrating Continental Welfare in Belgium and the Netherlands, forthcoming in Palier, B. (ed.), The Politics of Reform in Continental Welfare Systems. Amsterdam University Press/ Chicago University Press
Van Rie, T., Marx, I. and Horemans, J. (2011). Ghent Revisited. Unemployment insurance and union membership in Belgium and the Nordic countries. European Journal of Industrial Relations 17(2):125-139
Corluy, V., Marx, I. en Verbist, G. (2011) ‘The impact of nationality acquisition on the labour market position of migrants in Belgium’, International Journal of Comparative Sociology:52(4):350-368
Marx, I., Vanhille, J., Verbist, G. (2012) ‘Combating in-work poverty in Continental Europe: an investigation using the Belgian case’, in Journal of Social Policy 41(1):19-41
Van Rie, T, Marx, I. (2012) ‘The EU at work? The European Employment Strategy from crisis to crisis’, Journal of Common Market Studies 50:2 (2012): 335-356 Marx, I. and Nelson, K. eds. (2012), Minimum Income Protection in Flux, Palgrave Macmillan.
Marx, I., Vandenbroucke, P. & Verbist, G. (2012) ‘Will rising employment levels bring lower poverty : Regression based simulations of the Europe 2020 target’ in Journal of European Social Policy, December 22 (5):472-486.
Marx, I. and B. Nolan (2013), In-work poverty, in B. Cantillon and F. Vandenbroucke, For Better For Worse. For Richer For Poorer. Labour market participation, social redistribution and income poverty in the EU. Oxford: Oxford University Press.
Marx, I. (2013), “Why Direct Income Redistribution Matters if We Are Really Concerned with Reducing Poverty” INTERECONOMICS, Vol 48, No. 6· November/December 2013
Salverda, W. Nolan, B. Checci,D. Marx, I. McKnight, A., Toth, I. and H. Vander Werfhorst (eds.) (2014) Changing Inequalities and Societal Impacts in Rich Countries: Analytical and Comparative Perspectives, Oxford: Oxford University Press.
Salverda, W. Nolan, B. Checci,D. Marx, I. McKnight, A., Toth, I. and H. Vander Werfhorst (eds.) (2014), Changing Inequalities and Societal Impacts in Rich Countries: Thirty Countries’ Experiences Oxford: Oxford University Press
Marchal, S., Marx, I. and N. Van Mechelen (2014) ‘The Great Wake-Up Call? Social citizenship and minimum income provisions in Europe in times of crisis.’, Journal of Social Policy 43 (2), 247-267
Marx, I., Nolan, B., Olivera, J. (2015) The Welfare State and Anti-Poverty Policy in Rich Countries in: Handbook of Income Distribution, Volume 2, edited by A.B. Atkinson and F. Bourguignon