World DynamicsExamination of the structure of countervailing forces such as population growth, food production, capital investment, natural resources depletion, pollution, etc., at world level when exponential growth rate overburdens the environment - simulates world growth trends by means of a large-scale computer model and shows that a global equilibrium could be achieved if social policies and programmes were chosen taking into account the dynamic characteristics of world social systems. Flow charts. |
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Page 69
... original " model . The original model is the one with the values as given in Chap- ter 3 and the Appendix . In the listing of changed parameters , an A after a number indicates thousandths . 4.2 Natural - Resource Depletion The system ...
... original " model . The original model is the one with the values as given in Chap- ter 3 and the Appendix . In the listing of changed parameters , an A after a number indicates thousandths . 4.2 Natural - Resource Depletion The system ...
Page 73
... Original model as in Figure 4-1 . The rate of capital - investment generation declines after 2010 but does not fall below the rate of capital - investment discard until 2040 , at which time the level of capital investment begins to ...
... Original model as in Figure 4-1 . The rate of capital - investment generation declines after 2010 but does not fall below the rate of capital - investment discard until 2040 , at which time the level of capital investment begins to ...
Page 100
... original value , and birth rate normal BRN1 is reduced to 0.028 or 70 % of its original value . The ultimate result is similar to that in Figure 4-5 . In Figure 5-4 population pauses until a rise in the food ratio ( not shown ) and the ...
... original value , and birth rate normal BRN1 is reduced to 0.028 or 70 % of its original value . The ultimate result is similar to that in Figure 4-5 . In Figure 5-4 population pauses until a rise in the food ratio ( not shown ) and the ...
Contents
Introduction | 1 |
Structure of the World System | 17 |
A World Model Structure and Assumptions | 31 |
Copyright | |
6 other sections not shown
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Common terms and phrases
accumulation action actual agriculture appear assumed assumptions average become behavior billion birth rate capital investment Capital-investment cause Chapter consequences continue created crowding curve death rate decline defined depends described developed discard discussed dynamic effect environment equations equilibrium examine existing expect factor falling Figure food production food ratio forces fraction further future gives greater grow growth higher improve increase indicated industrialization influence initial land less limit LOGICAL FUNCTION loop lower material standard means mode MULTIPLIER DIMENSIONLESS natural resources natural-resource normal NREM NRUN1 occurs ORIGINAL peak person policies pollution absorption pollution crisis pollution ratio POLR population possible present pressures probably processes rate normal reaches reduced relationship remaining represents result rise sector shortage shown shows social systems space standard of living stop structure suppressed TABLE taken tion units usage variable world system
References to this book
Bibliographic information
| Title | World Dynamics |
| Author | Jay W. Forrester |
| Edition | 2 |
| Publisher | Wright-Allen Press, 1971 |
| Original from | the University of Wisconsin - Madison |
| Digitized | 18 Jan 2008 |
| ISBN | 1563270595, 9781563270598 |
| Length | 142 pages |
| Export Citation | BiBTeX EndNote RefMan |