A nation-wide experiment, part II: the introduction of a 49-Euro-per-month travel pass in Germany--An empirical study on this fare innovation
arXiv preprint arXiv:2305.04248
2023
Germany's nationwide travel experiment in 2022: public transport for 9 Euro per month--First findings of an empirical study
arXiv preprint arXiv:2306.08297
2023
Crowdsourcing the Assessment of Wine Quality - Evidence from Vivino
SSRN Electronic Journal
2023