Das Instrument des Emissionshandelssystems (EHS) wird von Umweltökonom:innen an prominenter Stelle zur Bewältigung der ökologischen Krisen sowohl im wissenschaftlichen Diskurs als auch in der Politikberatung empfohlen. Wir arbeiten drei implizite normative Prämissen des Lehrbuchmodells eines...

We build a model of the news market where advertisers allocate their ads between a social media platform and a news website. Our objective is to evaluate policy interventions aimed at fostering news creation by transferring revenues from social media to news websites already introduced in...

This paper investigates the effect of environmental innovations on firm profitability with respect to differences between small and medium-sized (SME) and large (LE) enterprises. Using data from the Mannheim Innovation Panel (MIP) 2015, results show that, in general, SME benefit more from...

The economics literature on Net Neutrality (NN) has been largely critical of NN regulation on the basis of theoretical findings that NN violations can be both welfare improving and welfare deteriorating, depending on the circumstances of the case in question. Thus, an ex post competition policy...

This study investigates the bank competition-stability nexus using a unique regulatory dataset provided by the Deutsche Bundesbank over the period 1994 to 2010. First, we use outright bank defaults as the most direct measure of bank risk available and contrast the results to weaker forms of bank...

The green paradox conveys the idea that climate policies may have unintended side effects when taking into account the reaction of fossil fuel suppliers. In particular, carbon taxes that will be implemented in the future induce resource owners to extract more rapidly which increases present...

We examine whether a disclosure mandate for greenhouse gas emissions creates stakeholder pressure for firms to subsequently reduce their emissions. For UK-incorporated listed firms such a mandate was adopted in 2013. Using a difference-in-differences design, we find that firms affected by the...

In the intensifying public debate about limiting the harmful effects of climate change, many global corporations have recently articulated so-called “net-zero” goals for reducing and ultimately eliminating their own greenhouse gas emissions. We first examine the details ofthe carbon...

This paper shows that the public provision of private goods may be justified on pure efficiency grounds in an environment where individuals have relative consumption concerns. By providing private goods, governments directly intervene in the consumption structure, and thereby have an instrument...