Our Davos diary; Bridgewater's Dalio is scared of the next economic meltdown; Stock-trading on the f

  Dear Readers, We sent a team of six editors to brave negative temperatures and cover this year's World Economic Forum in Davos. They spent the week eating $43 hot dogs and chatting with more than 40 CEOs, business leaders and billionaires at the Swiss ski resort to get their take on the state of global affairs.  Here are some nuggets from our editor-in-chief Nich Carlson, executive editor Matt Turner and editor-ar-large Sara Silverstein, who shared a few of their biggest...