This article presents an empirical and theoretical analysis of environmental innovations in an evolutionary framework. Such an evolutionary analysis enables us to develop a dynamic analysis of environmental innovations emphasizing their multidimensional character and their evolution along...

A society consisting of agents who can freely choose to attack or not to attack others inevitably evolves into a battling society (a \'war of all against all\'). We investigated whether strategies based on C. Schmitt\'s concept of the political, the distinction of a friend and an enemy, lead to...