Drobetz, Wolfgang; Kammermann, Matthias; Wälchli, Urs - Wirtschaftswissenschaftliches Zentrum <Basel>
We examine the underpricing and long-term performance of a broad set ofSwiss IPOs from 1983 to 2000. The average market adjusted initial return is34.97%. Our results support the ex ante uncertainty hypothesis, the signallinghypothesis and, to some extent, the market cyclicality hypothesis...