While you were sleeping: Pfizer, Allergan terminate deal

While you were sleeping: Pfizer, Allergan terminate deal
Margreet Dietz
By Margreet Dietz April 7 (BusinessDesk) - Shares of Pfizer and Allergan led gains in health care stocks on both sides of the Atlantic as their abandoned merger plans, following new US tax rules, spurred fresh bets on new merger and acquisition activity in the sector.  Wall Street gave up some of its earlier gains after minutes of the March Federal Reserve meeting showed US policy makers discussed an interest rate increase for their April meeting. Chair Janet Yellen last week said the Fed would proceed cautiously when it came to rate hike...