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by Roberto Vacca
Fri Apr 03, 1998 11:19 pm
Forum: SD Mailing List Archive
Topic: Energy 2020
Replies: 11
Views: 33719

Energy 2020

Dear George Backus: Your analysis on climate change is interesting, but I think you should add = the extreme uncertainty concrning climate change mechanisms [non anthrop= ic]. A prof of meteoroly at MIT [name escapes me, but I have the refer = at home] stated that"science does not predict clima...
by Roberto Vacca
Mon Apr 28, 1997 8:12 am
Forum: SD Mailing List Archive
Topic: Comparisons of SysteM Dynamics...
Replies: 0
Views: 1407

Comparisons of SysteM Dynamics...

Dear Baldev Singh: our ISIS (Istituto di Studi per l Informatica e i Sistemi) has delivered a modelling study of cities [mainly Rome, but also Paris and Hamburg] using: SD [IThink], Logistic Substitution Modelling [Volterra equations], Input/Output [Leontieff] applied to a single small region not a ...