World dynamicsWright-Allen Press, 1971 - 142 pages |
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Page 37
... CIAF ) is multiplied at this point . CIAF is the variable fraction of capital that is allocated to agriculture . ECIR has been defined so that the " normal " value in 1970 should be 1. To make this true , the actual fraction of capital ...
... CIAF ) is multiplied at this point . CIAF is the variable fraction of capital that is allocated to agriculture . ECIR has been defined so that the " normal " value in 1970 should be 1. To make this true , the actual fraction of capital ...
Page 59
... CIAF is to give food a priority over material goods so that the most pressing necessity of life gets preferred claim on the capital plant of the world . CIAF is a system level and requires an initial condition . We start the system in ...
... CIAF is to give food a priority over material goods so that the most pressing necessity of life gets preferred claim on the capital plant of the world . CIAF is a system level and requires an initial condition . We start the system in ...
Page 133
... CIAF.K = CIAF.J + ( DT / CIAFT ) ( CFIFR.J * CIQR . J - CIAF.J ) CIAF CIAFI CIAFI = .2 CFIFR.K = TABHL ( CFIFRT , FR.K , 0,2 , .5 ) CFIFRT = 1 / .6 / .3 / .15 / .1 QL.K = ( QLS ) ( QLM.K ) ( QLC.K ) ( QLF.K ) ( QLP.K ) QLM.K = TABHL ( QLMT ...
... CIAF.K = CIAF.J + ( DT / CIAFT ) ( CFIFR.J * CIQR . J - CIAF.J ) CIAF CIAFI CIAFI = .2 CFIFR.K = TABHL ( CFIFRT , FR.K , 0,2 , .5 ) CFIFRT = 1 / .6 / .3 / .15 / .1 QL.K = ( QLS ) ( QLM.K ) ( QLC.K ) ( QLF.K ) ( QLP.K ) QLM.K = TABHL ( QLMT ...
Contents
Introduction | 1 |
Structure of the World System | 17 |
A World Model Structure and Assumptions | 31 |
Copyright | |
6 other sections not shown
Common terms and phrases
1970 conditions accumulation agricultural land assumed assumptions behavior billion 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 cause Chapter CI=C CIAF CIGN1 CIMT Club of Rome coefficient computer model crowding ratio curve death rate normal decline DRFM dynamic ECIR effect effective-capital-investment ratio equations equilibrium exponential growth food production food ratio food supply FPMT FRACTION/YEAR in-agriculture fraction increase industrialization INTERPOLATION limit LOGICAL FUNCTION material standard mental models MULTIPLIER DIMENSIONLESS natural-resource Natural-resource-usage rate negative loop NR=N NREM NREMT NRUN1 POLN1 POLAT pollution absorption pollution crisis pollution ratio POLR POLLUTION UNITS pollution-absorption population and capital population density pressures QL-Q ratio CIR RATIO DIMENSIONLESS result rise Section sector shortage social systems SQUARE KILOMETERS standard of living system levels TABHL TABLE LOOK tion units per person UNITS/PERSON/YEAR UNITS/YEAR usage rate variable world model world population world system