NEW YORK, Jan 27 (Reuters) - Strong corporate earnings led Wall Street to a 29-month closing high for a second day on Thursday, but another run of big gains may be harder to achieve.
The Dow Jones industrial average edged up 3.63 points, or 0.03 percent, to 11,989.07, according to the latest data. The Standard & Poor's 500 Index rose 2.91 points, or 0.22 percent, to 1,299.54. The Nasdaq Composite Index gained 15.78 points, or 0.58 percent, to 2,755.28. (Reporting by Rodrigo Campos; Editing by Kenneth Barry)