We consider a market with concentrated domestic buyers and concentrated foreign sellers and explore the extent to which domestic regulation helps to increase the buyers' countervailing power against the foreign sellers. We use the Shapley value to describe the distribution of the trade surplus...

We study the impact of the liberalization of EU natural gas markets on the balance of power between `local champions', customers, and outside producers. We distinguish between two steps of the reform: 1. opening access to transit pipes and 2. opening access to distribution systems, hence...

We use the Shapley value and the nucleolus to analyze the impact of three controversial pipeline projects on the power structure in the Eurasian trade of natural gas. Two pipelines, `Nord Stream' and `South Stream', allow Russian gas to bypass transit countries, Ukraine and Belarus. The third...