
The British pound fell nearly 10 percent against the dollar in a brief flash crash during Asian trading, hitting a 31-year low after the Brexit vote. The offshore yuan weakened to a nine-month low around the same time as Beijing tried to contain depreciation bets.
Economists said London's status as a financial hub was unlikely to be affected.
Currency volatility in sterling and the yuan changes the cost of dollar-priced feed imports for European and Chinese buyers. The effect on grain prices is mainly indirect through exchange rates.
Not enough comparable past events yet for a historical read.
After 398 past bullish macro events, Chinese Yuan (CNY per USD) moved a median +0.0% over 5 sessions (56% higher; middle half -0.3% to +0.5%), and +0.0% over 20.
Moves of each commodity's benchmark from the last close before the event. Historical reads pool past events of the same kind; they describe what happened, not what will. Not investment advice.
The pound flash crash and the offshore yuan's nine-month low during the holiday closure increased risk aversion and depreciation pressure, which was likely priced in when onshore markets reopened.