Methanhydrate sind die im größten Umfang vorhandene Kohlenstoffressource und ihre im Vergleich zu Erdöl und Erdgas breite geographische Verteilung sowie ihr erhebliches Potential machen sie zu einem begehrten Rohstoff. Demgegenüber besteht die Gefahr einer Forcierung des Treibhauseffektes im...

Die weltweite Nachfrage nach Energie stellt die Energieversorgung mit Blick auf den Klimawandel vor zunehmende Herausforderungen. Die Erde selbst stellt in ihrem Inneren eine nahezu unerschöpfliche Energiequelle bereit. Auf Grundlage geophysikalischer Prozesse strahlt der Erdkern kontinuierlich...

Unique new data from a college with a mandatory work-study program are used to examine the relationship between working during school and academic performance. Particular attention is paid to the importance of biases that are potentially present because the number of hours that are worked is...

Researchers have long been interested in understanding why a Strong relationship between family income and educational attainment exists at virtually all levels of schooling. In part due to a recent increase in the disparity between the wages of college graduates and the wages of individuals...

The low number of college graduates with science degrees - particularly among under-represented minorities - is of growing concern. We examine differences across universities in graduating students in different fields. Using student-level data on the University of California system during a...

When it comes to environmental quality preferences, it is popularly believed that Democrats (and more generally, liberals) are green while Republicans (conservatives) are brown. Does empirical evidence support this popular belief? We test the hypothesis that regional political identification...

This essay analyzes the 1996 decision by the California Air Resources Board to revise its program for promoting the development and sale of electric vehicles. The essay does not aim primarily to explain the causes of the decision, but to assess the implications for democratic politics of the...