This is CNBC's Morning Squawk newsletter. Subscribe here to receive future editions in your inbox. Here are five key things investors need to know to start the trading day: There's a new hot term on Wall Street: the "debasement trade." It explains the recent gains in metals, crypto and stocks, even as the U.S. dollar declines amid concerns around the greenback's future. Here are the other market stories we're following: The list of Federal Reserve Chair candidates has been whittled down to five