Commodity trading advisers (CTAs), also known as managed futures funds, exist to exploit the phenomenon.

商品交易顾问，也叫做管理期货基金，就是靠利用这种现象生存的。

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In 2008 America's Commodity Futures Trading Commission (CFTC), which regulates NYMEX, examined how the changing positions of hedge funds affect prices.

2008年，管理纽约商品交易所的美国商品期货交易委员会(CTFT)考察了对冲基金手中变化的头寸如何影响油价。

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In the early 1980s investors stampeded into commodity trading funds.

FORBES: Hot commodities

There are the purer speculators, which I think of as the professional commodity traders who are trading for themselves or for funds.

FORBES: A Challenge: Stop Saying 'Speculators'

Investors have piled into platinum, as seen by the rising net-long positions in the Commodity Futures Trading Commission data and record holdings in exchange-traded funds.

FORBES: METALS OUTLOOK: Watching Platinum After Recent Strength; Gold Targets $1,700