After soaring in the 1970s, inflation in Organisation of Economic Cooperation and Development countries stabilised, coming down from 9 percent on average in the early 1980s to about 2 percent in the years before the crisis, and to a lower level in recent years. This trend coincided with the...

We disentangle different driving factors of sovereign bond market integration by studying yield co-movements of EMU countries, the UK, the US and 16 German Länder in the last 15 years. At a low frequency of weeks, bond market integration has increased gradually in the course of the last 15...

The euro became an international currency when it was created two decades ago. However, the euro's internationalisation peaked as early as 2005 and it was never comparable to the US dollar. Its international status declined with the euro crisis. Faced with a US administration willing to use its...

Higher levels of economic activity tend to go hand-in-hand with additional energy use and consumption of natural resources. As fossil fuels still account for 80 percent of the global energy mix, energy consumption remains closely related to greenhouse gas emissions and hence to climate...

The separation of security and economic objectives in foreign policy, which was often sought in international political issues in the past, has outlived its usefulness. The transition to a more power-based order can be felt around the world. International economic instruments and agreements are...

In the COVID-19 pandemic, governments have, among other measures, mandated the use of COVID certificates to prove vaccination, recovery or a recent negative test, and have required individuals to show certificates to access shops, restaurants, and education or workplaces. While arguments for and...