Search found 4 matches

by martin utalca.cl
Sat Apr 08, 2006 1:45 pm
Forum: SD Mailing List Archive
Topic: Polarity in Causal Loop Diagrams
Replies: 14
Views: 20258

Polarity in Causal Loop Diagrams

Posted by martin@utalca.cl Hi, I have a doubt concerning the definition of ""polarity"" in ""causal loop diagrams"". For instance, the ""+"" is in general said to mean ""when A rises, B will rise, too"" (or ""A...
by martin utalca.cl
Wed Jul 20, 2005 11:27 am
Forum: SD Mailing List Archive
Topic: Measuring Systems Thinking Abilities
Replies: 12
Views: 10293

Measuring Systems Thinking Abilities

Posted by martin@utalca.cl Hi John, thanks for the file and also for the words! I agree that it may be better to avoid an attempt to draw up ONE definition; mabe it is better not even to use the expression when one thinks of specific skills. However, the tests from the ""bathtub dynamics&q...
by martin utalca.cl
Tue Jul 19, 2005 10:42 am
Forum: SD Mailing List Archive
Topic: Measuring Systems Thinking Abilities
Replies: 12
Views: 10293

Measuring Systems Thinking Abilities

Posted by martin@utalca.cl Hi Bill, I find the ""hybrid"" approach very intersting. Even though the distinction between stocks and flows does not figure in each particular list of system thinking skills, there are certain things that can hardly be articulated without it. I believ...
by martin utalca.cl
Sun Jul 17, 2005 12:03 pm
Forum: SD Mailing List Archive
Topic: Measuring Systems Thinking Abilities
Replies: 12
Views: 10293

Measuring Systems Thinking Abilities

Posted by martin@utalca.cl Hi Bill, I think my first answer to the query I had the tests by Ossimitz in my mind, that focused on the ability to appreciate the behavior of stocks and flows (not even their recognition!). To my knowledge, there are no similar studies about the ability to deal with feed...