Economic aspects of possible land use strategies and protection measures in coastal zones as a response to global environmental change are examined. First, some key elements are mentioned that are of critical importance for water and land management in coastal zones. Next, various socio-economic repercussions are discussed. In this context, research needs will be addressed. Subsequently, these ...

This article presents results from a research project on the economic aspects of terrorism conducted by researchers from the Department of National and Regional Security in conjunction with the Center for Strategic Studies of Defense and Security in the University of National and World Economy. The article elaborates mainly on two directions. First, the main stages of the project are presented ...

BACKGROUND Improved sanitation has been shown to have great impacts on people's health and economy. However, the progress of achieving the Millennium Development Goals (MDGs) on halving the proportion of people without access to clean water and basic sanitation by 2015 has thus far been delayed. One of the reasons for the slow progress is that policy makers, as well as the general public, have ...

This work focuses on a cellular system scenario of a single base station broadcasting incoming files (or users) to multiple receivers over a time-varying channel. The basestation sets a price per receiver and per file to maximize its profit. The files may or may not enter the system depending on the price of service, the delay performance and their randomly determined valuations. Under this sce...