https://www.lobbycontrol.de/wp-content/uploads/gaslobby-studie-lobbycontrol.pdf
https://www.bloomberg.com/graphics/2015-innovative-countries/
https://wwwqa.goldmansachs.com/insights/pages/gs-research/dual-action-of-capital-markets-transforms-net-zero-cost-curve/the-dual-action-of-capital-markets-transforms-the-net-zero-cost-curve.pdf
https://www.socialeurope.eu/2017/07/european-safe-bond-handle-care/