Buy or sell stocks, April 16 -- Despite global brokerage Morgan Stanley revising its year-end Sensex target from 93,000 to 82,000, the Indian stock market ended higher for the second straight session on Tuesday. Among the frontline indices, the Nifty 50 index opened upside at 23,368, its intraday peak. The benchmark index sustained higher levels and closed at 23,348, logging an intraday gain of 519 points. After ending at 23,348, the 50-stock index registered a 949-point gain in the last two straight sessions. The BSE Sensex opened northward at 76,852 and closed at 76,792 levels, logging an intraday gain of 1,634 points and an increase of 2,945 points in two straight sessions. The Bank Nifty index opened upside at 52,299 and ended at 52,3...