In the past week or so, Japanese individuals have significantly increased foreign exchange margin trading to buy dollars and sell yen to take advantage of the interest rate differentials.

在过去一周左右的时间里，日本个人投资者买进美元、卖出日元的外汇保证金交易明显增加，以利用这两种货币之间的利差获利。

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Nowadays, an exchange-traded fund can do the heavy lifting for you, no margin required.

如今，交易所买卖基金能为你减轻重担，不需要保证金。

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That has left many ordinary Japanese savers facing not just paper losses as the yen climbed but also steep margin calls from foreign-exchange brokers.

这不仅使得日本的众多储户面临账面亏损，同时也要面对来自外汇经纪人的追加保证金的迫切要求。

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Exchange operators often raise so-called margin requirements at times of large market swings.

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Margin loans may finance only 1.5% of the value of the New York Stock Exchange but prices are set by those in the market on a given day, among whom the margin men are concentrated.

ECONOMIST: Letters

Nowadays, an exchange-traded fund can do the heavy lifting for you, no margin required.

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