World DynamicsThe "system dynamics" approach to economics as developed at MIT. |
From inside the book
Results 1-3 of 33
Page 20
... normal DR DRPM 14 Death rate DRPMT 10 DRN DRN1 , SWT3 DRFM DRFMT 12 Death - rate - from- food multiplier Death rate normal 13 Death - rate - from- pollution multiplier DRMM Death - rate - from- CIM DRMMT material multiplier CIMT 11 26 ...
... normal DR DRPM 14 Death rate DRPMT 10 DRN DRN1 , SWT3 DRFM DRFMT 12 Death - rate - from- food multiplier Death rate normal 13 Death - rate - from- pollution multiplier DRMM Death - rate - from- CIM DRMMT material multiplier CIMT 11 26 ...
Page 33
... normal BRN used here . The basic birth rate is then the population P multiplied by the birth rate normal BRN . BRN is measured in terms of people per year per person or as a fraction per year of the population that will be added by the ...
... normal BRN used here . The basic birth rate is then the population P multiplied by the birth rate normal BRN . BRN is measured in terms of people per year per person or as a fraction per year of the population that will be added by the ...
Page 140
... NORMAL ( FRACTION / YEAR ) DEATH RATE NORMAL NO . 1 ( FRACTION / YEAR ) DEATH - RATE - FROM - POLLUTION MULTIPLIER ( DIMENSIONLESS ) DEATH - RATE - FROM - POLLUTION - MULTIPLIER TABLE EFFECTIVE - CAPITAL - INVESTMENT RATIO ( CAPITAL ...
... NORMAL ( FRACTION / YEAR ) DEATH RATE NORMAL NO . 1 ( FRACTION / YEAR ) DEATH - RATE - FROM - POLLUTION MULTIPLIER ( DIMENSIONLESS ) DEATH - RATE - FROM - POLLUTION - MULTIPLIER TABLE EFFECTIVE - CAPITAL - INVESTMENT RATIO ( CAPITAL ...
Contents
Introduction | 1 |
Structure of the World System | 17 |
A World Model Structure and Assumptions | 31 |
Copyright | |
7 other sections not shown
Other editions - View all
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