Ventana software support forum

Posted by ybarlas@boun.edu.tr Hi Ryan. Here is my brief view on this: - It is 'almost' always 'preferable' to initialize the system analytically at equil. - The main reasons why it is preferrable: - Analytic equil. initialization is a great way of model verification and structure validation - A mode...

Posted by ybarlas@boun.edu.tr Yes Kim, and another important 'managerial policy lesson' to me is the following: With a weak constant inflow, the output pattern is a linear decay. Now if we do not like this and introduce a positive feedback loop at the inflow, then the output dynamics may become even...

Posted by ybarlas@boun.edu.tr Dear Kim; First, I apologize if my message gave an unintended of 'error-correcting teacher'impression. Reading your nice explanation (parts pasted below), I see that my goal was actually very well aligned with yours: that we are poor in guesstimating dynamics of even si...

Posted by ybarlas@boun.edu.tr In a bit more simplified form, Kim asks if the customers-revenues-marketing-added customers-customers loop can ever cause a decline. Kim then states that this would be impossible, that a SECOND loop would be necessary for decline. I will submit that this characterizatio...