https://www.iwkoeln.de/fileadmin/user_upload/Studien/IW-Trends/PDF/2018/IW-Trends_2018-03-07_Unternehmensaufspaltungen.pdf?mc_cid=e15c2358cf&mc_eid=286ad5ef5f
https://www.mckinsey.com/business-functions/mckinsey-digital/our-insights/debunking-seven-common-myths-about-cloud?cid=other-eml-alt-mip
https://www.fraserinstitute.org/sites/default/files/canada-us-energy-sector-competitiveness-survey-2023.pdf