©2016 Bloomberg View O3P2926S972K (Bloomberg View) — It’s been a huge week in the presidential campaign. We’ve gone from Donald Trump having an unstoppable path to the Republican nomination to the possibility that he could be beaten. That’s the good news for the majority of Americans who believe that an authoritarian,

published Apr 22nd 2016, 12:25 pm, by Barry Ritholtz (Bloomberg View) — Many traders and investors acts as if markets are efficient, meaning that asset prices fully reflect all available information. We see this manifest itself in numerous ways — how prices rapidly adjust to new information and how few