In the July/August issue of Intereconomics, Ilona Sologoub argued that increasing the cost of war would limit the ability of an authoritarian state to wage a war. Here, Charles D. Coleman comments on this statement and offers clarification, followed by a reply from Sologoub.

The war in Ukraine has brought the challenges stemming from Europe’s dependency on natural gas and oil imports into sharp focus. This has also highlighted another dependency - that on raw materials that are critical for the EU’s transition to a low-carbon economy. A strategic approach to raw...

Two years ago, in early 1991, the third oil shock since 1973 came to an end. On this occasion, by contrast with the previous crises, the increase in prices that had begun when Iraqi troops occupied Kuwait was only short-lived. Why did oil consumers get off so lightly? Have they drawn the right...