World DynamicsThe "system dynamics" approach to economics as developed at MIT. |
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Page viii
... policies and practices , alternatives must be identified and explored . The alternatives will involve funda- mental changes in laws , values , religious attitudes , * and expectations . Years of debate lie ahead in synthesizing a new ...
... policies and practices , alternatives must be identified and explored . The alternatives will involve funda- mental changes in laws , values , religious attitudes , * and expectations . Years of debate lie ahead in synthesizing a new ...
Page 9
... policies that man may still be able to choose . The world system can exhibit many alternate modes of behavior in response to different policies that man might follow in guiding population growth , capital investment generation , natural ...
... policies that man may still be able to choose . The world system can exhibit many alternate modes of behavior in response to different policies that man might follow in guiding population growth , capital investment generation , natural ...
Page 93
... policies that are well - known and are being followed at the various points in the organization . The policies are being followed on the presumption that they will alleviate the difficulties . These policies are then combined into a ...
... policies that are well - known and are being followed at the various points in the organization . The policies are being followed on the presumption that they will alleviate the difficulties . These policies are then combined into a ...
Contents
Introduction | 1 |
Structure of the World System | 17 |
A World Model Structure and Assumptions | 31 |
Copyright | |
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Common terms and phrases
1970 conditions assumed assumptions behavior birth rate normal birth-control program BRFM BRN1 capital investment CAPITAL UNITS CAPITAL UNITS/PERSON CAPITAL-INVESTMENT DISCARD capital-investment ratio CAPITAL-INVESTMENT-IN-AGRICULTURE FRACTION Chapter CI=C CIAF CIGN1 Club of Rome computer model crowding ratio curve decline DRFM ECIR effect effective-capital-investment ratio environment equations equilibrium exponential growth food production food ratio food supply FPMT in-agriculture fraction increase industrialization INTERPOLATION Limits to Growth LOGICAL FUNCTION Main Street Cambridge material standard mental models MULTIPLIER DIMENSIONLESS natural resources natural-resource Natural-resource-usage rate negative loop NR=N NREM NREMT NRUN1 POLN1 physical limits physical stress POLAT pollution absorption pollution crisis pollution-absorption population and capital population density PRESENT ORIGINAL pressures processes QL-Q ratio CIR RATIO DIMENSIONLESS rise Section sector shortage social stress social systems standard of living structure system levels TABHL TABLE LOOK tion units per person UNITS/PERSON/YEAR UNITS/YEAR usage rate variable world model world population world system