This paper analyses rental contracts in the housing market assu-ming asymmetric information about tenant related `service cost' andimperfect mobility. On the positive side it explains why long standingtenants tend to enjoy lower rents |the so called `tenure discount'. Onthe normative side, it...

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...