Detractors argue that speculative investors can distort prices and make it harder for producers and users of commodities to manage their risk . They say it also renders moot traditional investment factors like supply and demand .
In kosaka , dowa holdings , the company that mined here for over a century , has built a recycling plant whose 200-foot-tall furnace renders old electronics parts into a molten stew from which valuable metals and other minerals can be extracted .
In spite of the overwhelming advantages of the u.s. - israel alliance , the realists still insist that it stokes muslim rage and renders americans more vulnerable to terrorism .
尽管美以联盟有着巨大的优势,但是现实主义者们仍然认为这激怒了穆斯林并使美国深陷恐怖主义的威胁之中。
Another factor that renders guinea-bissau particularly susceptible to the drug trade is the country 's poverty , which creates economic incentives to join the illicit trade .