1. Negative externalities as the engine of growth in an evolutionary context;A Antoci;Una stima delle spese difensive e ambientali" in "Ambiente e contabilit� nazionale,1993
2. Economic policies for sustainable development
3. National income and economic growth: the conceptual side of defensive expenditures;F Hirsch;Journal of Economic Issues,1976
4. Environmental protection expenditures: the German example;C Leipert;Rivista Internazionale di Scienze Economiche e Commerciali,1989
5. Cooperative and non-cooperative protection against transferable and ?lterable externalities;J F Shogren;Environmental and Resource Economics,1991