Search found 4 matches

by George A Simpson <gsimpso4@cs
Wed Dec 05, 2007 7:35 am
Forum: SD Mailing List Archive
Topic: QUERY Unionization and right-to-work dynamics
Replies: 1
Views: 5368

QUERY Unionization and right-to-work dynamics

Posted by George A Simpson <gsimpso4@csc.com> I'll be following this conversation with interest, because Royal Mail, one of CSC's clients, has a heavily unionized workforce, and I'm looking for ways to model the issues associated with this. Dr. George A Simpson, Principal Leader, CSC Posted by Georg...
by George A Simpson <gsimpso4@cs
Thu Oct 11, 2007 7:47 am
Forum: SD Mailing List Archive
Topic: QUERY Modeling downstream effects
Replies: 7
Views: 5855

QUERY Modeling downstream effects

Posted by George A Simpson <gsimpso4@csc.com> Hi Dave, When I model problems of this type using SD, I use a graphical time-based function to represent the inputs. Input variability is an essential driver, and for this you could apply a random function to the input (quantizing and sampling from a Poi...
by George A Simpson <gsimpso4@cs
Thu Oct 11, 2007 7:47 am
Forum: SD Mailing List Archive
Topic: QUERY Modeling downstream effects
Replies: 7
Views: 5855

QUERY Modeling downstream effects

Posted by George A Simpson <gsimpso4@csc.com> Hi Dave, When I model problems of this type using SD, I use a graphical time-based function to represent the inputs. Input variability is an essential driver, and for this you could apply a random function to the input (quantizing and sampling from a Poi...
by George A Simpson <gsimpso4@cs
Thu Feb 01, 2007 3:43 pm
Forum: SD Mailing List Archive
Topic: QUERY The Death of System Dynamics?
Replies: 26
Views: 32816

QUERY The Death of System Dynamics?

Posted by George A Simpson <gsimpso4@csc.com> My experience supports the points made by Wade Schuette. I get tremendous buy-in from people who have participated in the development of models, but find difficulty explaining polished models even to key stakeholders. What works for me is rapid small-gro...