World dynamicsWright-Allen Press, 1971 - 142 pages |
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Page viii
... described in this book was devised in the early part of July to form a basis for discussion at the conference . It must be considered a preliminary effort . But all models will be tentative , for new insights will continue to appear ...
... described in this book was devised in the early part of July to form a basis for discussion at the conference . It must be considered a preliminary effort . But all models will be tentative , for new insights will continue to appear ...
Page 32
... described , and finally returns to improve the assumptions and the interpretations . This book is the first of such iterations ; it is intended as much to present methodology as to yield conclusions . A second iteration involv- ing a ...
... described , and finally returns to improve the assumptions and the interpretations . This book is the first of such iterations ; it is intended as much to present methodology as to yield conclusions . A second iteration involv- ing a ...
Page 67
... described system can be determined . * Details of the system specified in the two preceding chapters give the rules of behavior that have been assumed . The rules describe how each part of the system is to operate in response to ...
... described system can be determined . * Details of the system specified in the two preceding chapters give the rules of behavior that have been assumed . The rules describe how each part of the system is to operate in response to ...
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