U.S.-listed emerging market ETFs pulled in more than $1 billion in late December, and are typically helped by positive news on the trade front.   Today's Stocks & Topics: Trade Deal with China, Elon Musk, WATT - Energous Corp., TVIX – Velocity Shares Daily 2x VIX Short Term ETN, Buying Opportunity, Streaming Wars, ACB - Aurora Cannabis Inc., Hedge Fund, Housing Market, BAC - Bank of America Corp.   TRIVIA QUESTION: "In which year did the United States first implement its INCOME TAX? And when did other countries, such as China, first start their income taxation?"