On the origins of entrepreneurship: evidence from sibling correlations / Matthew J. Lindquist (SOFI, Stockholm University), Joeri Sol (University of Amsterdam), C. Mirjam van Praag (Copenhagen Business School, University of Amsterdam, Tinbergen Institute, CEPR and IZA), Theodor Vladasel (Copenhagen Business School) ; IZA. Bonn : IZA, October 2016