U.S. rate outlook in focus as jobs data loom

By Lionel Laurent LONDON (Reuters) - Gains for European and Asia stocks capped a wild week for financial markets on Friday, before a key U.S. jobs report that may improve the chances of the Federal Reserve raising interest rates before year-end. Concern about U.S. monetary policy and slowdown in emerging markets led by China has hit commodities markets and related stocks like Glencore and widened credit spreads this week following a summertime surge in volatility. Russia's air strikes in Syria,