Final arguments expected Monday in AT&T, Time Warner merger case

With testimony complete, final arguments are expected Monday in an antitrust case against AT&T's (NYSE: T) and Time Warner’s (NYSE: TWX) proposed $85 billion merger.As reported by Bloomberg, the Justice Department finished questioning its final witness on Thursday. Professor Carl Shapiro, an economist at the University of Berkeley, emphasized comments he had previously made in court, saying the merger will reduce competition.Following Shapiro’s testimony, Makan Delrahim, head of