https://www.socialeurope.eu/are-workers-going-to-pay-the-bill-for-putins-war
http://www.imf.org/external/np/seminars/eng/2015/secularstag/pdf/Venkateswaran.pdf
https://static1.squarespace.com/static/56eddde762cd9413e151ac92/t/62bba8ec442843648f9f226e/1656465644747/Count+Down+-+Reforming+the+Cabinet+Office+2.pdf
http://www.bankofengland.co.uk/publications/Documents/inflationreport/2017/aug.pdf