World DynamicsThe "system dynamics" approach to economics as developed at MIT. |
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Page 112
... pressures and stresses . But many possible modes exist , and some are more desirable than others . Usually , the more attractive kinds of behavior in our social systems seem to be possible only if we have a good understanding of the ...
... pressures and stresses . But many possible modes exist , and some are more desirable than others . Usually , the more attractive kinds of behavior in our social systems seem to be possible only if we have a good understanding of the ...
Page 119
... pressures raises major issues of humanitarianism and personal rights . The challenge is to decide the balance of pressures that will be effective and at the same time most acceptable . As a background to the deliberations on how to ...
... pressures raises major issues of humanitarianism and personal rights . The challenge is to decide the balance of pressures that will be effective and at the same time most acceptable . As a background to the deliberations on how to ...
Page 124
... pressures are exactly the sources of concern and actions that will control total population to keep it within the bounds of the fixed world within which we live . If the pressures are relaxed , so is the concern about how we impinge on ...
... pressures are exactly the sources of concern and actions that will control total population to keep it within the bounds of the fixed world within which we live . If the pressures are relaxed , so is the concern about how we impinge on ...
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