Goldman Sachs' top equity strategist worries markets have rallied 'too far too fast,' and is predicting a fresh plunge

· *Goldman Sachs' chief global equity strategist Peter Oppenheimer says equity markets have risen "too far too fast" in the past couple of weeks.*
· *He predicts a further drop in global stocks in the short term, before markets recover in the second half of the year.*
· *"There are probably still downside risks from here,"...