ConocoPhillips raises dividend by 4.5 pct

    U.S. oil and gas company ConocoPhillips raised its dividend by 4.5 percent, the first hike in more than two years, as it seeks to increase returns to shareholders by shedding assets and boosting output.     ConocoPhillips is selling older, less-profitable assets while investing in high-growth areas such as the oil-producing Eagle Ford...