2 IZA Policy Papers
IZA Policy Paper No. 99
published in: Korea Employment Information Service (ed.), Active Labour Market Policies in OECD Countries. 2014
IZA Policy Paper No. 68
published in: Co-operatives in a Post-Growth Era: Creating Co-operative Economics, Sonja Novkovic and Tom Webb, eds., pages 221-241, 2014, Zed Books (Distributed by University of Chicago Press)