Search Results for author: Hannes Wallimann

Found 8 papers, 0 papers with code

Free public transport to the destination: A causal analysis of tourists' travel mode choice

no code implementations26 Jan 2024 Kevin Blättler, Hannes Wallimann, Widar von Arx

In this paper, we assess the impact of a fare-free public transport policy for overnight guests on travel mode choice to a Swiss tourism destination.

How to Use Data Science in Economics -- a Classroom Game Based on Cartel Detection

no code implementations26 Jan 2024 Hannes Wallimann, Silvio Sticher

In the third part of the game, participants transition to the role of competition-authority members.

Austria's KlimaTicket: Assessing the short-term impact of a cheap nationwide travel pass on demand

no code implementations12 Jan 2024 Hannes Wallimann

Measures to reduce transport-related greenhouse gas emissions are of great importance to policy-makers.

counterfactual

On suspicious tracks: machine-learning based approaches to detect cartels in railway-infrastructure procurement

no code implementations24 Apr 2023 Hannes Wallimann, Silvio Sticher

In railway infrastructure, construction and maintenance is typically procured using competitive procedures such as auctions.

Do price reductions attract customers in urban public transport? A synthetic control approach

no code implementations25 Nov 2021 Hannes Wallimann, Kevin Blättler, Widar von Arx

Furthermore, we propose an aggregate metric that inherits changes in public transport supply (e. g., frequency increases) to assess these demand effects, namely passenger trips per vehicle kilometre.

Blocking

Business analytics meets artificial intelligence: Assessing the demand effects of discounts on Swiss train tickets

no code implementations4 May 2021 Martin Huber, Jonas Meier, Hannes Wallimann

Considering a survey-based sample of buyers of supersaver tickets, we investigate which customer- or trip-related characteristics (including the discount rate) predict buying behavior, namely: booking a trip otherwise not realized by train, buying a first- rather than second-class ticket, or rescheduling a trip (e. g.\ away from rush hours) when being offered a supersaver ticket.

BIG-bench Machine Learning

Detecting bid-rigging coalitions in different countries and auction formats

no code implementations1 May 2021 David Imhof, Hannes Wallimann

We propose an original application of screening methods using machine learning to detect collusive groups of firms in procurement auctions.

BIG-bench Machine Learning

A Machine Learning Approach for Flagging Incomplete Bid-rigging Cartels

no code implementations12 Apr 2020 Hannes Wallimann, David Imhof, Martin Huber

We propose a new method for flagging bid rigging, which is particularly useful for detecting incomplete bid-rigging cartels.

BIG-bench Machine Learning

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