World DynamicsThe "system dynamics" approach to economics as developed at MIT. |
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Page 16
... consequences of even a correct set of system assumptions . Chapters 2 and 3 illustrate the process of going from ordi- nary , reasonable assumptions about the world system to a computer model that interrelates those assumptions . The ...
... consequences of even a correct set of system assumptions . Chapters 2 and 3 illustrate the process of going from ordi- nary , reasonable assumptions about the world system to a computer model that interrelates those assumptions . The ...
Page 31
... consequences in Chapters 4 , 5 , and 6. The nature of this world model is given here in two equivalent forms - text and equations . Those readers who are not familiar with algebraic notation may wish to ignore the equations that are ...
... consequences in Chapters 4 , 5 , and 6. The nature of this world model is given here in two equivalent forms - text and equations . Those readers who are not familiar with algebraic notation may wish to ignore the equations that are ...
Page 97
... consequence of a higher rate of capital investment demonstrates how an apparently desirable change in a social system ... consequences of an intervention into system behavior . Only an adequate dynamic analysis of the system can show the ...
... consequence of a higher rate of capital investment demonstrates how an apparently desirable change in a social system ... consequences of an intervention into system behavior . Only an adequate dynamic analysis of the system can show the ...
Contents
Introduction | 1 |
Structure of the World System | 17 |
A World Model Structure and Assumptions | 31 |
Copyright | |
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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