This report provides an overview on the economics of attention intermediaries. It addresses the following questions: What are the economics of attention intermediaries? For competition policy, how should markets be defined and market power of attention intermediaries be assessed? What theories...

Despite some advantages over traditional (offline) labor markets - such as lower search costs, better matching and improved monitoring - online labor markets (OLMs) have not taken off as initially expected. In this paper, we study the factors that limit perceived project success on OLMs. Using...

The paper reviews the evidence on the challenges of digitalization for direct (corporate profit) and indirect (consumption) taxation. Based on both anecdotal and empirical evidence, we evaluate ongoing developments at the OECD and European Union level and argue that there is no justification for...

We study the effect of digital tax measures on firm value. By employing an event study methodology, we analyze investor reaction to the European Commission's proposals on the taxation of digital corporations. Examining the stock returns of potentially affected corporations surrounding the draft...

This paper evaluates the Multilateral Convention to implement Pillar I Amount A, released by the OECD in October 2023, and the alternative proposal of Art. 12B for tax treaties suggested by the UN, with a particular emphasis on the perspective of developing countries. We conduct a comparative...

In Buy-It-Now (BIN, hereafter) auctions, sellers can make a "take-it-or-leave-it" price offer (BIN price) prior to an auction. We analyse experimentally how eBay sellers set BIN prices and whether they benefit from offering them. Using the real eBay environment in the laboratory, we find that...