Of PFE’s top-5 pipeline candidates from Jan 2010, according to the company’s own assessment (#msg-45428806), one is now dead, one is on life support, one has been delayed, one is on-track, and one has been accelerated (#msg-52911425).
That pretty much runs the gamut of possibilities!
“The efficient-market hypothesis may be the foremost piece of B.S. ever promulgated in any area of human knowledge!”