https://ies.fsv.cuni.cz/default/file/download/id/33794
https://www.brookings.edu/blog/techtank/2020/07/31/big-tech-and-antitrust-pay-attention-to-the-math-behind-the-curtain/?utm_campaign=Brookings%20Brief&utm_medium=email&utm_content=92428572&utm_source=hs_email
https://www.brookings.edu/articles/europe-needs-competition-not-national-champions/
https://www.esri.ie/system/files/publications/RB202105_0.pdf