(Bloomberg) -- Markets opened the year on a cautious footing as mounting tensions in the Red Sea drove oil prices higher and weak Chinese data weighed on Asian shares. US equity futures were little changed, while Europe’s Stoxx 600 traded 0.3% higher, buoyed by oil companies as traders awaited euro-zone manufacturing statistics. Chinese shares fell after the factory data and a speech from President Xi Jinping that flagged headwinds facing the economy. Oil jumped jumped after Iran dispatched a warship to the Red Sea in response to the US Navy’s sinking of three Houthi boats over the weekend...