The United States will play a crucial role in global climate protection in what has been called the "super election year" of 2024. After three-and-a-half years of having scored huge successes in climate protection, President Joe Biden could be succeeded by Donald Trump in January 2025, according...

This paper explains how, in the context of incomplete coordination among all countries, unilateral policies that might at first sight seem pro-green could actually turn out to harm the global environment. The free-riding motives and the difficulty of reaching an effective international...

Under which conditions unilateral tightening of climate policy causes a weak or strong green paradox or even decreases social welfare has recently been studied by Hoel (2011). Hoel assumes that the costs of extracting fossil fuel are linear in output. We extend his model by allowing for...

"The year 2019 saw the emergence of an unlikely duo consisting of the Managing Director of the International Monetary Fund (IMF) Christine Lagarde1 and broadcaster and environmentalist Sir David Attenborough. They discussed the relationship between nature and the economy in a panel session, a...

In absence of joint global climate action, several jurisdictions unilaterally restrict their domestic demand for fossil fuels. Another policy option for fossil fuel producing countries, not much explored, is to reduce own supply of fossil fuels. We explore analytically and numerically how...