Wall Street Journal (subscription)Oil Prices Drop to Three-Week LowWall Street Journal (subscription)Oil prices fell to a three-week low on Monday, hurt by a stronger U.S. dollar and troubling signs of lower demand. Light, sweet crude for September deliver …

Wall Street Journal (subscription)Oil Prices Pushed Lower by Strong DollarWall Street Journal (subscription)Oil prices edged down Monday, depressed by a strong dollar and concerns that reduced global appetite for crude might frustrate efforts by major prod …