Chicago board options exchange

The Chicago Board Options Exchange Volatility Index jumped 15% last week, the biggest such gain this year, as it became apparent that the healthcare bill was not going to survive a vote in the House. Photo: Bloomberg

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Graphic: Ajay Negi/Mint

Volatile times

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<br />A file photo of NSE Mumbai<br />

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<br /> Illustration: Jayachandran / Mint <br />

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The return of investor fear

The return of investor fear

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