SP 500 Edges Higher as Technology Rally Counteracts Energy Slide US Tipping Culture Eyed Overseas as Expectations Rise A Global Shift SP 500 Earnings Growth Broadens Underdogs Outside Big Tech Drive Fastest Profit Expansion in Nearly 5 Years Plus500 Reports 11 Quarterly Revenue Growth Says FullYear Outlook on Track UN Raises Ebola Risk Level to Very High in DR Congo Potential Implications for Regional Markets Endurance Technologies IPO Opens Key Details and Market Implications Bond Market Signals Inflation Concerns as Warsh Assumes Federal Reserve Leadership