Over the past decade, an increasing number of firms have delegated pricing decisions to algorithms in consumer markets such as travel, entertainment, and retail; business markets such as digital advertising; and platform markets such as ride-sharing. This trend, driven primarily by the increased...

Diese Arbeit betrachtet menschliches Verhalten auf elektronischen Märkten. In diesem Zusammenhang wurden zwei Experimente durchgeführt, die das Auction Fever in Holländischen Auktionen sowie das menschliche Risikoverhalten im sehr hohen Wahrscheinlichkeitsbereich näher untersuchen. Im...

Das Ziel dieser Studie ist es, die Bedeutung von Cloud-Diensten, die insbesondere von international tätigen Hyperscalern angeboten werden, für die digitale Souveränität der KMU zu bewerten. Dieser Bericht ist der erste Teil von drei und beleuchtet den CloudMarkt mit seinen relevanten...

Consumers often purchase more than one differentiated product, assembling a portfolio, which might potentially affect substitution patterns of demand and, as a consequence, oligopolistic firms' pricing strategies. This paper studies such consumers' portfolio considerations by developing a...

Reviews the various articles of the IIR2001, and lays out the theme of having the appropriate market structure and regulation in various sectors of physical infrastructure including electricity, telecom, water and sewage, transportation and energy

This paper builds a new model of financial exchange competition, tailored to the institutional details of the modern US stock market. In equilibrium, exchange trading fees are competitive but exchanges are able to earn economic profits from the sale of speed technology. We document stylized...

A fundamental policy in the European regulatory framework has been the unbundled access to the local loop of the fixed incumbent operator. European legislation regarding local loop unbundling (LLU) was introduced in 2000 before the adoption of the New Regulatory Framework in 2002. Hence,...

In this paper, we provide a suite of tools for empirical market design, including optimal nonlinear pricing in intensive-margin consumer demand, as well as a broad class of related adverse-selection models. Despite significant data limitations, we are able to derive informative bounds on demand...

This paper discusses concentration in consumer credit markets with a focus on fintech lenders and residential mortgages. We present evidence that shows that concentration among fintech lenders is significantly higher than that for bank lenders and other nonbank lenders. The data also show that...