>>> RTRS - GERMANY'S LEADING ECONOMIC INSTITUTES LOWER 2016 GROWTH FORECAST FOR RTRS - GERMANY'S LEADING ECONOMIC INSTITUTES LOWER 2016 GROWTH FORECAST FOR GERMANY TO AROUND 1.6 PCT FROM 1.8 PCT PREVIOUSLY-SOURCES RTRS - GERMANY'S LEADING ECONOMIC INSTITUTES SEE GERMAN GROWTH OF AROUND 1.5 PCT IN 2017-SOURCES