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The Russell 2000
The small-cap index closed down 10.9% from its all-time high on Friday. A correction is defined as a decline of more than 10% and less than 20%.
But the benchmark has tumbled this month amid the ongoing Iran war, which has spurred a more than 50% spike in Brent crude oil futures
. The Russell 2000, which has greater exposure to cyclical sectors, is especially sensitive to changes in oil prices and a slowdown in the economic cycle. It's down more than 7% this month.
