Dr Christoph Müller

Christoph Müller obtained his master's degree in Sociology at FAU Erlangen-Nuremberg (Friedrich-Alexander-Universität Erlangen-Nürnberg). Since 2019, he has been a fellow in the joint graduate program of the IAB and FAU Erlangen-Nuremberg. He is also a member of the scientific staff i in the Research Department “Active Labour Market Policies and Integration” at the IAB. His research interests focus in particular on further training and the effects of the digital transformation.

All articles by Christoph Müller

Rückansicht eines männlichen Fahrradkuriers mit einer gelben Transporttasche auf dem Rücken.

April 27, 2026 | Labour Market, Employment and Social Policy

App-based delivery services in Germany: Why people take up gig-work and usually quit quickly

Martin Friedrich, Ines Helm, Ramona Jost, Julia Lang, Christoph Müller

App-based delivery services have spread rapidly in Germany in recent years. This has also fuelled public debate about the poor working conditions of the gig-workers in these services. However, there ...read more

Ein männlicher Fahrradkurier überprüft in der App auf seinem Handy die neue Bestellung.

July 9, 2024 | Forms of Employment

Gig-work in the German delivery-services sector: Employment has increased significantly in recent years

Martin Friedrich, Ines Helm, Ramona Jost, Julia Lang, Christoph Müller

Drivers working for app-based delivery services have become an integral part of the urban landscape in Germany. At the same time, working conditions in the so-called platform economy are keenly ...read more