van Heerden, C., Heymans, A., van Vuuren, G. and Brand, W. (2013) “A Risk-Adjusted Performance Evaluation Of US And EU Hedge Funds And Associated Equity Markets Over The 2007-2009 Financial Crisis”, International Business & Economics Research Journal (IBER), 13(1), pp. 169–190. doi: 10.19030/iber.v13i1.8367.