Over the last 25 years, scholars around the world have used electronic publishing to open up their work, share it with interested publics instantly or even become publishers themselves. This white paper explores in what ways advances in publication technology in the journal sector (e.g. the...

Since the Second World War the West German states show persistent differences in their standard of living. The explanation of the incomplete catching-up process within West Germany is of crucial interest. After identifying productivity as the major growth driving force, this paper investigates...

Bis heute weisen die westdeutschen Bundesländer persistente Unterschiede in ihrem Lebensstandard und ihrer Produktivität auf. Die Arbeit untersucht, ob es im Zeitraum von 1950 bis 1990 zu einer Konvergenz der Einkommens- und Produktivitätsniveaus zwischen den westdeutschen Bundesländern...

In this review, we present the recent developments and future prospects of improving nitrogen use efficiency (NUE) in crops using various complementary approaches. These include conventional breeding and molecular genetics, in addition to alternative farming techniques based on no-till...