World Dynamics1971 |
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Page 41
... average life span that is reported from living in high - pollution areas both suggest that we are at a point where continued rise in pollution will have progressively greater effect . Only the roughest of estimates are possible , for ...
... average life span that is reported from living in high - pollution areas both suggest that we are at a point where continued rise in pollution will have progressively greater effect . Only the roughest of estimates are possible , for ...
Page 52
... average intensity of capital in 1970. The shape of the curve assumes that capital is not uniformly distributed in the hands of the population . As capital begins to accumulate , it is assumed to concentrate in the hands of a few people ...
... average intensity of capital in 1970. The shape of the curve assumes that capital is not uniformly distributed in the hands of the population . As capital begins to accumulate , it is assumed to concentrate in the hands of a few people ...
Page 61
... average about equal to that now in the United States . It is assumed here that such an improvement could be interpreted as increasing the average world quality of life by a factor of 3. There is no " right " vertical scale or steepness ...
... average about equal to that now in the United States . It is assumed here that such an improvement could be interpreted as increasing the average world quality of life by a factor of 3. There is no " right " vertical scale or steepness ...
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