World Dynamics1971 |
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Page 6
... further by only another factor of four while agricultural land declines further by 62 % . For the first time , occupancy land is encroaching on land that is needed for food . Popula- tion is rising and , at the " crisis level , " begins ...
... further by only another factor of four while agricultural land declines further by 62 % . For the first time , occupancy land is encroaching on land that is needed for food . Popula- tion is rising and , at the " crisis level , " begins ...
Page 9
... further , the world is unable to sustain the peak population . Population then declines along with capital investment . Quality of life depends on material standard of living , food supply , crowding , and pollution . Quality of life in ...
... further , the world is unable to sustain the peak population . Population then declines along with capital investment . Quality of life depends on material standard of living , food supply , crowding , and pollution . Quality of life in ...
Page 52
... further after capital accumulation reaches a point where more capital does not contribute to still greater human satisfaction . On the horizontal scale , a value of MSL of 5 would mean a world average of capital per person about equal ...
... further after capital accumulation reaches a point where more capital does not contribute to still greater human satisfaction . On the horizontal scale , a value of MSL of 5 would mean a world average of capital per person about equal ...
Contents
Introduction | 1 |
Structure of the World System | 17 |
A World Model Structure and Assumptions | 31 |
Copyright | |
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1970 conditions accumulation agricultural land assumed assumptions behavior birth rate normal birth-control program BRFM BRMM BRN1 capital investment CAPITAL UNITS CAPITAL UNITS/PERSON CAPITAL-INVESTMENT DISCARD capital-investment multiplier capital-investment ratio CAPITAL-INVESTMENT-IN-AGRICULTURE FRACTION cause Chapter CIAF CIGN1 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 resources natural-resource Natural-resource-usage rate negative loop NR=N NREM NREMT NRUN1 POLN1 POLAT POLCM pollution absorption pollution crisis pollution-absorption population and capital population density PRESENT ORIGINAL pressures ratio CIR RATIO DIMENSIONLESS result rise Section sector shortage social systems SQUARE KILOMETERS standard of living system levels TABHL TABLE LOOK TIME.K tion units per person UNITS/PERSON/YEAR UNITS/YEAR usage rate variable world model world population world system