But fixed supply will become a constraining factor on economic activity.

但在经济活动中固定的供应将会成为一个约束性的因素。

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And with no fixed supply of raw material, unlike stocks or bonds, bets could be almost limitless.

另外CDSs不像股票或基金，它没有固定的原材料供应，因此赌注几乎可以是无限的。

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These "positional goods", as they are called, are in fixed supply: you can enjoy them only if others do not.

所谓的“地位性商品”都是限量供应的，在别人得不到的情况下才是一种享受。

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Gold, with a relatively fixed supply they argue, becomes worth more in dollar terms.

FORBES: Why Fed Printing Money Is No Magic Bullet For Gold

ETFs differ from traditional stocks, for which there is essentially a fixed supply of shares.

WSJ: No Need to Avoid All Low-Volume ETFs

And with no fixed supply of raw material, unlike stocks or bonds, bets could be almost limitless.

ECONOMIST: Credit derivatives