The mood was buoyant after U.S. lenders Wells Fargo & Co WFC.N, Citigroup Inc C.N and Bank of America Corp BAC.N all reported profits that beat market expectations. By Koh Gui Qing NEW YORK, Oct 14 (Reuters) - U.S. shares rallied on Thursday as strong bank earnings reports fired up investors' risk appetites, while the dollar and benchmark Treasury yields both paused their recent ascent to pull back from multi-month highs. But soaring oil prices climbed yet again, keeping inflation pressures alive and supporting bets that central banks could tighten policies and hike interest rates sooner than expected.