Abstract The Russia–Ukraine conflict has triggered an energy crisis that directly affected
household energy costs for heating, cooling and mobility and indirectly pushed up the costs …

This study investigates frequency domain quantile dependence and connectedness
between crude oil and exchange rate markets of oil-importing and oil-exporting countries …

Energy poverty is increasingly recognised as an important research topic (Bouzarovski and
Petrova 2015) and as an area of policymaking in the European Union (EPOV 2020). Yet, the …

Global food security (GFS) is challenged by increasing food demand due to population
growth and climate change. International trade and globalization have underpinned GFS …

The geopolitical conflict between Russia and Ukraine has escalated into international trade
sanctions targeting Russia's energy-related products. Here we combine a global general …

This paper provides a comprehensive evaluation of the world's largest environmental tax
reform. We compare carbon and air pollutant emissions of the German transport sector and …

What actions should we expect countries to take when engaged in economic warfare? This
paper shows that the goal of winning a war implies a very simple and intuitive objective of …

In response to the rise in petrol prices following the invasion of Ukraine on 24 February
2022, the Spanish government introduced a fuel subsidy of€ 0.2 per litre from April to …

The increase in international petroleum prices generated by Russia's invasion of Ukraine is
one of the main causes of inflation, especially in Europe. In order to contain it, 13 European …

The COVID-19 health crisis has revealed the vulnerability of a part of the population and has
brought to the forefront the need to act collectively to address global challenges. Among …