The Federal Reserve will keep its key interest ?rate ?unchanged next month and through year-end, according to ?most economists in a Reuters poll, a view they have held for the past several months. Market pricing ?for a September quarter point hike flipped toward a near-70% chance of a hold, after recent news of unexpected job losses in July. Lower-than-expected consumer price inflation, ?alongside weaker retail sales, has also reinforced the ?view not all is well with the world's largest economy.