Online travel agency Expedia to buy rival Orbitz for $1.38 billion

Expedia Inc said it would buy Orbitz Worldwide for about $1.38 billion in cash, its third acquisition in four months, to take on larger rival Priceline Group Inc in a burgeoning online travel industry. Orbitz's shares shot up 20 percent to $11.63 in morning trading, short of Expedia's offer of $12 per share. Expedia's shares rose nearly 13 percent to $88.50.

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