Bottom-up approaches towards a global climate agreement : an overview -- Carlo Carraro, Christian Egenhofer and Noriko Fujiwara -- Regional and subglobal climate blocs : a cost-benefit analysis of bottom-up climate regimes / Barbara Buchner and Carlo Carraro -- Do regional integration approaches...

Groundwater is a key resource for agricultural production globally. Increasingly rapid aquifer drawdowns--as well as the policies intended to increase their sustainability--increase costs to agricultural producers, with unknown consequences. This paper provides the first large-scale empirical...