Cathie Wood of Ark remains concerned about deflation rather than inflation.

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David Randall’s NEW YORK (Reuters) — The U.S. Cathie Wood of Ark Invest adopted a belligerent tone in a webinar Tuesday, repeating her warning that deflation, not inflation, will be the biggest risk to financial markets and the economy in the next year.

Concerns about rising costs and rising interest rates have weighed on Wood’s…