The S&P 500 and the Nasdaq Composite indices have notched their longest winning streaks in two years. Some on Wall Street think the rally can last – but others are still fretting about a potential correction. NEW LOOK Sign up to get the inside scoop on today’s biggest stories in markets, tech, and business — delivered daily. The benchmark S&P 500 gauge has climbed 6% since October 27, while the tech-heavy Nasdaq Composite is up 8% over the same period. AdvertisementAdvertisementThe rally has been a welcome development for investors after a rough couple of months for stocks.

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Persons: Stocks, —, Bilal Hafeez, Morgan Stanley's, Mike Wilson –, –, David Donabedian Organizations: Nasdaq, Service, Federal Reserve, CIBC Private Wealth