NEW YORK (AP) ÛÓ Word of another rescue proposal for New York City enabled the stock market to overcome some early inflation jitters and post its third straight gain Thursday.</br></br>The Dow Jones average of 30 industrials, down about. 5 points at midmorning, closed with a 4.65 gain at 840.92.</br></br>Advancing issues outpaced declines 801 to 567 among the 1,816 traded on the New York Stock Exchange.,</br></br>At the opening bell, the Labor Department reported that its wholesale price index climbed at a 21.6 per cent annual rate in OctoberÛÓthe sharpest rise in the key measure of inflationary pressures in a year.</br></br>But after a moderate early decline, the market began recovering and was about even for the day by early afternoon.