The Digital Markets Act (DMA) aims at promoting contestable and fair markets for core platform services by setting out obligations for designated gatekeepers. As the DMA does not clearly define these two objectives, it comes into conflict with national legislation with overlapping objectives....

Purpose This paper aims to examine the interaction between gatekeeping and trust in a public sector organization, where employees at lower hierarchical levels are expected to autonomously translate and transform directives into public services. This requires them to have access to operational...

Transportation efficiency is highly dependent on large public infrastructure projects for most transportation modes like airways (airports), railways (tracks), or road transportation (motorways). However, especially public infrastructure building is often delayed and very cost-intensive. The new...