Against the backdrop of over two hundred thousand people dead or missing and millions of people homeless after China's massive earthquake and Myanmar devastating cyclone, forecasts estimate that natural and man-made disasters are likely to increase five-fold both in number and impact over the...

One of the most fundamental principles in system dynamics is the premise that the structure of the system will generate its behavior. Such philosophical position has fostered the development of a number of formal methods aimed at understanding the causes of model behavior. To most in the field...