Sustainable development remains a formidable challenge for the societies of the 21st century. A number of concepts have been put forward on how to reach sustainability at a macro-economic level. These concepts are based on different points of view of economic, social and environmental systems...

We study the effects of communication in an experimental tournament between teams. When teams, rather than individuals, compete for a prize there is a need for intra-team coordination in order to win the inter-team competition. Introducing communication in such situations may have ambiguous...