Investing.com - Oil futures declined Movement.down.loss in May after the International Monetary Fund sapped Cause.movement.down.loss its global growth estimate for 2013 , which spooked investors with fears that a weaker Slow.weak global economy will demand lower Movement.down.loss fuels and oil than once anticipated .

Crude oil futures jumped Movement.up.gain on Wednesday on signs of shrinking Movement.down.loss U.S. oil production , distress Slow.weak in the dollar and clashes Geopolitical.tension in the Middle East , particularly United States .