We explain a puzzle from two recent meta-analyses that cover 25 countries and claim to show that inputs systematically move from higher-value to lower-value activities despite strong aggregate labor productivity growth (ALP). These papers use variants of the Baily, Hulten and Campbell (1992)...

Barriers to trade in Environmental Goods (EGs) and Environmental Services (ESs) are documented for a large sample of countries and compared with barriers to trade in other goods and other services. Some progress at reduction in barriers has occurred at the national, regional and sectoral levels...

Die Studie "Ernährung und Wasser" geht der Frage nach, wie sich Angebot und Nachfrage auf den Märkten für Nahrungsmittelrohstoffe bis zum Jahr 2030 entwickeln werden. Zudem werden die historischen Entwicklungen und die zu erwartenden (Preis-)Trends für ausgewählte Nahrungsmittel analysiert....

Nach Definition der Brundtland-Kommission ist eine Entwicklung nachhaltig, wenn sie "den Bedürfnissen der heutigen Generation entspricht, ohne die Möglichkeiten künftiger Generationen zu gefährden, ihre eigenen Bedürfnisse zu befriedigen und ihren Lebensstil [frei] zu wählen". Diese...

This research examines variations in the diffusion of agriculture across countries and archaeological sites. The theory suggests that a society´s history of climatic shocks shaped the timing of its adoption of farming. Specifically, as long as climatic disturbances did not lead to a collapse of...

Despite the importance attributed to the effects of diversity on the stability and prosperity of nations, the origins of the uneven distribution of ethnic and cultural fragmentation across countries have been underexplored. Building on the role of deeply-rooted biogeographical forces in...