As of early June, 22 countries had imposed restrictions on wheat exports, covering 21% of world trade. This led to a 9% increase in wheat prices.  @AxelVT_WB and @Mari_Pangestu urge countries to lift export restrictions to defuse the growing food crisis.   https://t.co/vABzHi6uFO  https://t.co/hF1n66gMuv