As the usual afternoon thunderstorms began to roil up on the horizon, someone rushed to a nearby shebeen, a beer hall down the rutted road, to use the telephone there to call a relative who lived in the area.

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For instance, the European debt crisis has popped up again to threaten economies and roil markets.

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In 1992 the Merc launched electronic trading, but gradually so as not to roil floor brokers who would one day have to give up the pits.

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