Hints of fresh monetary stimulus launched an uneven rally across Europe’s markets Thursday, adding some updraft to already rising U.S stocks. Frankfurt’s DAX punched up 2.5%. The CAC-40 in Paris settled off its high with a 2.3% gain, while across the Channel, London’s FTSE 100 rose less than a half-percent. For the week, the DAX is up 3.8%. The CAC-40 has a 2.1% gain. The FTSE 100 is flat.