(Il Sole 24 Ore Radiocor) - Milano, 14 nov - US shares were mixed at midday as tech stocks staged a recovery following yesterday's selloff and after the Swiss government said that US tariffs on its exports will be reduced to 15% from 39%.

Concern over the staying power of the AI-fuelled rally continues to hang over markets amid worries the run-up since September could have left valuations frothy.

Compounding uncertainty is growing unease the Federal Reserve may decide to keep interest rates on hold in December given the dearth of economic data released during the 43-day government shutdown.

A swathe of Fed policymakers have issued cautious comments in recent days and yesterday Minneapolis Fed president Neel Kashkari said he had not backed last month's rate cut because he saw signs of a resilient economy, suggesting a cut in December may not be needed.

At 1515 GMT, the Dow Jones was losing 271.64 points, or 0.57%, at 47,185.58 points.

The S&P 500 was 0.67 points, or 0.01%, higher at 6,738.16 points.

The Nasdaq was gaining 53.85 points, or 0.23%, at 22,922.51.

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(RADIOCOR) 14-11-25 17:21:29 (0508) 5 NNNN