Search found 4 matches

by ""Alan Graham"" <Alan.Graham@
Fri Oct 24, 2008 6:14 am
Forum: SD Mailing List Archive
Topic: QUERY Economic System
Replies: 8
Views: 8716

QUERY Economic System

Posted by ""Alan Graham"" <Alan.Graham@paconsulting.com> Hello, I expect that the present financial meltdown will be understood with considerable precision as a classic case of inappropriate policy and regulation, but only after the fact when quantitative modeling is able to sepa...
by ""Alan Graham"" <Alan.Graham@
Fri Nov 16, 2007 8:02 am
Forum: SD Mailing List Archive
Topic: QUERY Ensuring Quality of Models
Replies: 13
Views: 15085

QUERY Ensuring Quality of Models

Posted by ""Alan Graham"" <Alan.Graham@paconsulting.com> Keith Linard is so very right: ""The fundamental step in ensuring the quality of models is ensuring that we are modelling the correct problem."" These days I'm telling people that there are three validat...
by ""Alan Graham"" <Alan.Graham@
Thu Mar 08, 2007 1:45 pm
Forum: SD Mailing List Archive
Topic: QUERY UN Development Goal Dynamics
Replies: 1
Views: 3150

QUERY UN Development Goal Dynamics

Posted by ""Alan Graham"" <Alan.Graham@paconsulting.com> Hi Luis, About religious roots of prehistoric warfare: Have a look at John Keegan's A History of Warfare. My reading is that he pretty well captures the dynamics of prehistoric warfare as an institutionalized extension of h...
by ""Alan Graham"" <Alan.Graham@
Wed Jan 17, 2007 12:57 pm
Forum: SD Mailing List Archive
Topic: QUERY Physiological and Metabolic Models
Replies: 6
Views: 5857

QUERY Physiological and Metabolic Models

Posted by ""Alan Graham"" <Alan.Graham@paconsulting.com> Hi Ali, There are many models of physiological and metabolic systems, a few explicitly by System Dynamicists, and many many more that are dynamic models differing mostly in nomenclature from ""standard SD"&qu...