New York (CNN Business) The Dow staged a comeback on Wednesday, even as the bond market was once again flashing a recession warning sign.

The 10-year US Treasury yield briefly fell below the 2-year yield Wednesday afternoon. It marked the second time the yield curve inverted this month.

A yield curve inversion happens when long-term bond yields fall below short-term yields. That rare phenomenon is considered a recession indicator. Every recession in modern history has been preceded by a yield curve inversion.

Nevertheless, stocks finished higher, clinging to their gains.

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