Johnson & Johnson tops 4Q earnings expectations

The strong dollar and stiff competition for some products squeezed Johnson & Johnson in the fourth quarter and it missed Wall Street expectations for revenue, triggering a rare sell-off of its shares.

Iran cell phone firms deny blocking text messages

(AP) -- Iran's mobile phone companies have denied blocking text messages with the words dollar and currency after the Iranian rial rapidly weakened on the announcement of new U.S. sanctions against Iran.

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