2 IZA Discussion Papers
IZA Discussion Paper No. 9423
published in: Economics, 2018, 12 (1), 20180056
IZA Discussion Paper No. 1447
published in: Keuschnigg, Christian / Kanniainen, Vesa (eds.), Venture Capital, Entrepreneurship and Public Policy, CESifo Seminar Series, MIT Press, Cambridge/MA, 2004, 97-126