As hedge funds and other deep-pocket players unload stock to cover margin calls from their brokers, the market falls further, forcing others to sell.

随着对冲基金和其它资金雄厚的市场人士抛出股票，满足经纪商的追加保证金要求，市场进一步下跌，迫使其他人抛售。

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Nor does the plan cover brokers, insurers or industrial firms' finance arms, all of which had to be bailed out.

而那些必须被取缔的经纪人，保险家，或者产业公司们的经济武器却不在此列。

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Investors who borrowed to buy gold at higher prices could be forced to sell other assets to raise cash to meet margin calls demands from brokers that they produce cash to cover the reduced market value of their positions.

WSJ: Gold Plummets to Two-Year Low

The current rules don't require the brokers to fix the trades by buying shares to cover their short positions after 13 days, they merely say that if the trades aren't fixed, the broker can't do any more short-sales in that security without borrowing or arranging to borrow the stock.

FORBES: Magazine Article

Second, whereas buyer's brokers were permitted to purchase shares in the open market to cover the trade before, now they would be required to cover the sale and pass the costs to the seller's broker.

FORBES: Intelligent Investing Briefing Book