After a slight decline in March, the widely watched consumer confidence index from the private Conference Board "was virtually unchanged in April," the research group reports.

"The index now stands at 69.2, down slightly from 69.5 in March," it says.

"Overall, consumers are more upbeat about the state of the economy, but they remain cautiously optimistic," Lynn Franco, director of the board's consumer research center, adds in its release.

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