In a global risk society, two interlinked developments increase complexity on environmental policy issues: On the one hand, unilateral problem solving is often ineffective in a globalized world. On the other hand, many environmental issues themselves are becoming increasingly complex. States...

We study a legislative bargaining game in which failure to agree in a given round may result in a breakdown of negotiations. In that case, each player receives an exogenous `disagreement value'. We characterize the set of stationary subgame perfect equilibria under all q-majority rules. Under...