Chiswick, Barry R. (contributor); … - 2007
with the University of Bonn
and offers a stimulating research environment through its research networks, research support ….73 40.48 24.79
Western Europe 16.0 43.91 34.59 21.50
Southern Europe 12.0 23.99 25.12 40.88
Eastern Europe 12.0 40.02 37 …