@unpublished{publication-19986, author={Jones, Jill and Ongena, Steven and Pappas, Vasileios and Tsionas, Mike and Izzeldin, Marwan}, doi={10.2139/ssrn.2960018}, institution={University of Zurich}, issn={1556-5068}, number={n/a}, series={SSRN}, title={Efficiency Convergence in Islamic and Conventional Banks}, year=2018, }