Through the canon of the UN SDGs or the European Green Deal, sustainability goals are finding their way into legislation. From an economic point of view, these targets often aim to reduce negative external effects, which is in many cases in line with the economic goal of maximising welfare. The...

This paper presents a new decomposition approach for measuring deterrence motives in dynamic oligopoly games. Our approach yields a scale-free and interpretable measure of deterrence motives that informs researchers about the proportion for which deterrence motives account of all entry motives....

Norwegian Abstract: Dette artikkelutkastet er foreløpig publisert som "work in progress" i påvente av EU-domstolens avgjørelse av anken i CK Telecomssaken (sak C-376/20 P). Prosjektet ble påbegynt i kjølvannet av Gulatings dom i Telenor-saken av 24. juni 2021 (LG-2019-137886-2), som reiser...

We study a hybrid marketplace such as Amazon selling its own products and setting commissions on sellers engaged in monopolistic competition with free entry. For a large class of microfoundations based on a representative agent, the introduction of products by the marketplace is neutral on...

Pricing and output decisions are often delegated to managers compensated on the basis of sales. Prior literature has shown that when firms are homogeneous, the delegation of pricing or output decisions to managers, compensated on the basis of sales, does not facilitate collusion. We show that...

The digital transformation "revolutionizes" entire economies and societies. It can be interpreted as a Schumpeterian technological and economic revolution that fits well into his "Theory of Economic Development" written more than 100 years ago. This paper analyzes three current policy debates...

We investigate agents' incentives to form mergers (or groups) by sharing their private information and the associated welfare effects in aggregative games. The merging agents always have incentives to share their information with each other in horizontal/conglomerate merger games. A merger...