https://www.smmt.co.uk/wp-content/uploads/sites/2/SMMT-Sustainability-Report-2018.pdf
https://chemsec.org/app/uploads/2022/04/Not_quite_100_percent.pdf
https://www.ussif.org/files/GSIR_Review2018F.pdf
http://www.oecd.org/eco/outlook/economic-forecast-summary-united-kingdom-oecd-economic-outlook-june-2017.pdf