BHP has flagged inconsistent profits caused by volatile commodity prices as a key risk to its business.
"Impacts from the Covid-19 pandemic and other geopolitical and macroeconomic developments are expected to increase commodity price volatility. Volatility in the market will continue to translate into profit variability," the mining giant said in its annual report for its 2020 financial year ended June 30."A $1-per-tonne decline in the average iron ore price would have an estimated impact of $163 million...