Jaik, Katharina; Wolter, Stefan C (2016). Lost in transition: the influence of locus of control on delaying educational decisions. Swiss Leading House Working Paper Series 118, University of Zurich.
Muehlemann, Samuel; Schweri, Jürg; Winkelmann, Rainer; Wolter, Stefan C (2007). An empirical analysis of the decision to train apprentices. Labour: Review of Labour Economics and Industrial Relations, 21(3):419-441.
Mühlemann, Samuel; Schweri, Jürg; Winkelmann, Rainer; Wolter, Stefan C (2005). A Structural Model of Demand for Apprentices. Working paper series / Socioeconomic Institute No. 504, University of Zurich.