https://arxiv.org/ftp/arxiv/papers/2004/2004.01014.pdf
https://www.thelancet.com/action/showPdf?pii=S0140-6736%2820%2930468-2
http://www.oecd.org/std/Hows-Life-2017-60-second-guide.pdf
https://www.politico.eu/article/copa-cogeca-farmering-lobby-europe/