trafigura commodity trading trafigura group white paper jeremy weir physical trading hsec financials compliance transparency cobalt commodity industry christophe salmon saad rahim trafigura performance responsibility hsec governance trading pirrong covid-19 pandemic minerals trading metals trading oil trading oil and gas energy advancing trade 2020 annual results pact eiti james nicholson responsible sourcing responsibility framework lme trafigura foundation responsibility culture environmental risk climate change trafigura responsibility report volatility 2020 interim frontline scorpio tankers nyrstar minerals metals oil and gas 2019 annual report trafigura annual report annual report commodity tips supply chain 2016 responsibility report 2016 interim results 2016 annual report the economics of commodity trading firms craig pirrong responsible business 2015 responsibility report 2015 interim report 2014 interim report 2014 annual report 2013 annual report costs of capital requirements economic resilience systemic risks camille viros russel jones lllewellyn consulting lng risk management
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