Koellinger, PhilippD. and Thurik, A.Roy (2012). Entrepreneurship and the business cycle Review of Economics and Statistics, 94(4):1143--1156.
Grundy, B., Lim, B. and Verwijmeren, P. (2012). Do option markets undo restrictions on short sales: evidence from the 2008 short sale ban Journal of Financial Economics, 106(2):331--348.
