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Discussion Papers

Our classic publication format for research results

12/23/2025

CO₂ balance of a copper-to-fibre migration in Germany (No. 547)

Reducing CO₂ emissions is a global challenge. In the context of the growing importance of digital services, the study examines the contribution that…

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12/22/2025

The spread and impact of disinformation in the context of online platforms (No. 546)

This study analyzes the dynamics of dissemination and current developments in disinformation. The study evaluates a wide range of countermeasures in…

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12/22/2025

Energy efficiency – importance of user behavior and transmitted data volumina (No. 545)

Significance of usage behaviour and transferred data volumes

Increases in energy efficiency in mobile communications can only slow down the growth in energy consumption in mobile networks as demand rises, but…

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12/22/2025

Scope 3 emissions in the telecommunications industry (No. 544)

How do methodological approaches look alike and what are the main sources of emissions?

The study shows that Scope 3 emissions account for the largest share of total emissions in the telecommunications sector. They are particularly…

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12/22/2025

Financing of fibre companies (No. 543)

Who is affected by the current challenges and to what extent?

Against the backdrop of persistently high investment requirements, the shift in interest rates and growing investor restraint pose significant…

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12/19/2025

Impact of new technologies on parcel markets (No. 542)

How AI, IoT and robotics are shaping innovation and competition in the parcel market

Rising customer expectations, accelerated e-commerce growth and a shortage of skilled workers are putting pressure on parcel services. A new study by…

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12/19/2025

Quantitative forecast models of future letter demand (No. 541)

Substantial letter volume decline until 2035 according to WIK forecast model

As a result of a parametric forecast model, WIK expects a significant decline of domestic letter volumes by 2035, ranging from 50% to 70% of the…

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12/19/2025

Implications of basic mobile service requirements on infrastructure competition (No. 540)

This study examines the impact of the Federal Network Agency's coverage obligation on infrastructure competition in the mobile communications sector.…

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12/18/2025

Impacts of Regulatory Frameworks on Mobile Network Quality (Nr. 539)

Focusing on the Impact of Coverage Obligations in Spectrum Licensing

There is ongoing debate about which parameters influence market outcomes in mobile communications. Are coverage obligations imposed on mobile network…

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12/18/2025

Data sharing incentives in the context of the Data Act and the Data Governance Act (No. 538)

The discussion paper analyses why data sharing falls far short of its potential despite high economic opportunities and shows how economic incentives…

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12/16/2025

Artificial intelligence across the European Union: Influencing factors and potential (No. 537)

The study explores why Northern European and Benelux countries are frontrunners in the field of AI, while Germany remains slightly above the EU…

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12/16/2025

Perception of the risk factors of artificial intelligence in German companies (No. 536)

The study examines which risk factors are identified in scientific literature and, secondly, to what extent listed companies in the DAX index family…

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