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Competing risks for train tickets – An empirical investigation of customer behavior and performance in the railway industry
Piening, J., (2013)
Buying without using -- biases of German BahnCard buyers
Schmale, H., (2013)
Wohnungsgemeinnützigkeit und Subventionsfinanzierung : eine Fallstudie zur Institutionenökonomik
Ehrmann, Thomas, (1989)