Search found 4 matches

by jnoble1@mmm.com
Tue Jun 03, 2003 2:15 pm
Forum: SD Mailing List Archive
Topic: SD Modeling and American Stock Market Indexes
Replies: 1
Views: 2657

SD Modeling and American Stock Market Indexes

Two time series that get a great deal of analysis by professional and amateur investors alike are the Dow Jones Industrial Average (DJIA) and S & P 500 composite stock market indexes, which, along with a few others, represent over-all American financial market price levels. Im assuming that ever...
by jnoble1@mmm.com
Wed Feb 27, 2002 9:38 am
Forum: SD Mailing List Archive
Topic: SD Models from Written Text
Replies: 30
Views: 28410

SD Models from Written Text

I would like to pose the following question to the SD list. What research as been done in formal heuristics/methodologies/techniques for extracting, from a system or problem domains written textual descriptions, system variables and causal reasoning for the purpose of building SD models? By models, ...
by jnoble1@mmm.com
Tue Nov 20, 2001 9:40 am
Forum: SD Mailing List Archive
Topic: A causes B
Replies: 14
Views: 27756

A causes B

I, too, have been very interested in qualitative causation analysis in business system contexts for some of the same reasons you describe. One body of knowledge that provides an approach to this is Eli Goldratts "Thinking Processes" tools from the Theory of Constraints. One tool, the "...
by jnoble1@mmm.com
Tue Nov 04, 1997 7:17 pm
Forum: SD Mailing List Archive
Topic: SD vs. Econometrics
Replies: 5
Views: 5149

SD vs. Econometrics

I*ve been watching with interest the discussion about behaviour understanding and point prediction using system dynamics. While all the comments have been favorable towards SD for pattern understanding, a few have been made to the effect that SD is the best method for point prediction as well for dy...