World DynamicsThe "system dynamics" approach to economics as developed at MIT. |
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Page xiii
... NREM 3.7 Natural - Resource Fraction Remaining NRFR 36 37 37 3.8 Natural Resources NR 38 3.9 Natural - Resource - Usage Rate NRUR 39 3.10 Death Rate DR 39 3.11 Death - Rate - from - Material Multiplier DRMM 3.12 Death - Rate - from ...
... NREM 3.7 Natural - Resource Fraction Remaining NRFR 36 37 37 3.8 Natural Resources NR 38 3.9 Natural - Resource - Usage Rate NRUR 39 3.10 Death Rate DR 39 3.11 Death - Rate - from - Material Multiplier DRMM 3.12 Death - Rate - from ...
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... NREM , multiplied by the variable fraction ( 1 - CIAF ) of capital not used in agriculture , divided by the constant ... ( NREM.K ) / ( 1 - CIAFN ) ECIR CIR CIAF NREM CIAFN · · 5 , A EFFECTIVE - CAPITAL - INVESTMENT RATIO ( CAPITAL UNITS ...
... NREM , multiplied by the variable fraction ( 1 - CIAF ) of capital not used in agriculture , divided by the constant ... ( NREM.K ) / ( 1 - CIAFN ) ECIR CIR CIAF NREM CIAFN · · 5 , A EFFECTIVE - CAPITAL - INVESTMENT RATIO ( CAPITAL UNITS ...
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Jay W. Forrester, Jay Wright Forrester. NREM.K TABLE ( NREMT , NRFR.K , 0,1 , .25 ) NREMT = 0 / .15 / .5 / .85 / 1 · NATURAL - RESOURCE - EXTRACTION MULTIPLIER ( DIMENSIONLESS ) - LOGICAL FUNCTION , TABLE LOOK UP AND NREM TABLE NREMT ...
Jay W. Forrester, Jay Wright Forrester. NREM.K TABLE ( NREMT , NRFR.K , 0,1 , .25 ) NREMT = 0 / .15 / .5 / .85 / 1 · NATURAL - RESOURCE - EXTRACTION MULTIPLIER ( DIMENSIONLESS ) - LOGICAL FUNCTION , TABLE LOOK UP AND NREM TABLE NREMT ...
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