Boeing, Philipp; Hünermund, Paul - 2020
productivity. In a recent study we were able to show that research productivity is declining over time, not just in the U.S., which … three decades. At the same time, research productivity has fallen on average by 5.2% per year, which is very similar to the … not proportional to such inputs, which is reflected by a 23.8% decrease in estimated research productivity, or a reduction …