(Bloomberg) -- U.S. stocks rose for an eighth straight week, driving the Standard & Poor’s 500 Index to the longest rally in almost a decade, as data on employment and consumer sentiment boosted confidence in economic growth.

Tiffany & Co. jumped 9.9 percent on better-than-estimated profit, pacing gains among retailers as investors speculate that an improving labor market and falling gas prices will stimulate holiday sales. Apple Inc. climbed 7 percent, helping lift the Nasdaq Composite Index above 4,000 for the first time in 13 years. Hewlett-Packard Co. surged 8.3 percent as revenue and earnings beat analysts’ estimates. Exxon Mobil Corp. slipped 1.6 percent as energy shares retreated on falling oil prices.

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