Two peer-reviewed articles of Professor Jan Krämer from Universität Passau in the same issue of the scientific journal Telecommunications Policy. Both originated as CERRE (Centre on Regulation in Europe) policy reports. Both are very topical on EU-Regulation of ZeroRating and Online-Platforms, respectively. For a limited time you can openly access them here https://authors.elsevier.com/a/1XRxh16AgY0gd5 and here https://authors.elsevier.com/c/1XRxh16AgY0gah