伦敦商品交易所和纽约商品交易所的铜金属价格双双下滑，锌、镍、铅、锡等金属的价格有所下降。
Copper resumed a decline in London and New York. Aluminum, zinc, nickel, lead and tin also fell.
面对西蒙的挑战，埃尔利希选择了铜，铬，镍，锡，和钨这5种金属，他认为这些金属在扣除物价因素后，价格在接下来的十年里会增长。
Faced with a challenge from Mr Simon, Mr Ehrlich selected five metals-copper, chromium, nickel, tin and tungsten-whose prices he thought would rise in real terms over the following ten years.
最终Ehrlich输了，铜，铬，镍，锡和钨的价格下跃。
Ehrlich lost when copper, chrome, nickel, tin and tungsten dropped in price.
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