One of those is the VW Gol, Brazil's best-selling car for the last decade.

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Last year GOL, the country's second-largest carrier and itself a budget airline, quietly bought the remnants of VARIG, the national airline that had imploded after the government refused to save it.

ECONOMIST: Business travel

One such is Gol, Latin America's first publicly traded low-cost airline, which is not allowed to sell control to foreigners.

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