(Refiling to delete extraneous word “retreats” from headline) By Stephen Culp NEW YORK (Reuters) – The S&P 500 and the Nasdaq finished in the red on Tuesday as worries that aggressive moves to curb decades-high inflation might tip the U.S. economy into recession dampened investors’ appetite for risk. All three major U.S. stock indexes pared their losses in afternoon trading, with the blue-chip Dow turning positive. Even so, the S&P 500 settled within percentage points of confirming it has been in a bear market since reaching its all-time high on Jan. 3. “As we step back and acknowledge the pri…