That might not sound like very much, but the reduction in prices and improvements in food security would help almost everyone. It would be worth nearly $3 trillion in social good – yielding an enormous $34 of benefits for every dollar spent.
这听上去似乎微不足道，但粮价下降及粮食安全改善将为所有人带来好处。这能产生近3万亿美元的社会效益——即单位美元投入能够带来34美元的巨额回报。