@unpublished{publication-8292, author={B{\"o}hme, Philipp and Pohl, Walter and Schmedders, Karl}, doi={10.2139/ssrn.2270618}, institution={University of Zurich}, number={13-30}, pages=42, series={Swiss Finance Institute Research Paper}, title={The perils of performance measurement in the German mutual-fund industry}, year=2013, }