Climate change is a serious concern worldwide. Policy research on climate change in the past decades has largely … focused on applied modelling exercises. However, the implications of specific policy strategies such as the clean development … consequences of non-participation of the USA in the global coalition, and the associated distributional impacts world-wide …

Cultural diversity - in various forms - has in recent years turned into a prominent and relevant research and policy …

The number of immigrants across the world has doubled since 1980. The estimates of the impact of immigration on wages …, and impacts are generally smaller in the U.S. than in other countries studied to date. From the policy perspective …

means of network geometries, small-world effects and scale-free phenomena. We will illustrate these new developments on the …

Many networks such as the Internet have been found to possess scale-free and small-world network properties reflected …. The present paper will examine and compare properties of telecommunications networks for both the United States and Europe …

findings. The paper concludes with lessonsfor infrastructure policy. …