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 38
... NATURAL - RESOURCE - EXTRACTION MULTIPLIER ( DIMENSIONLESS ) NREM TABLE LOGICAL FUNCTION , TABLE LOOK UP AND NREMT ... rate of flow is the outgoing usage rate . As defined here , natural resources include only those nonreplaceable ...
... NATURAL - RESOURCE - EXTRACTION MULTIPLIER ( DIMENSIONLESS ) NREM TABLE LOGICAL FUNCTION , TABLE LOOK UP AND NREMT ... rate of flow is the outgoing usage rate . As defined here , natural resources include only those nonreplaceable ...
Page 39
Jay W. Forrester. from the definition of usage rate as one unit per year per person and the assump- tion of a 250 - year remaining supply of natural resources . NR.K = NR.J + ( DT ) ( -NRUR ... Natural-Resource-Usage Rate NRUR Death Rate DR.
Jay W. Forrester. from the definition of usage rate as one unit per year per person and the assump- tion of a 250 - year remaining supply of natural resources . NR.K = NR.J + ( DT ) ( -NRUR ... Natural-Resource-Usage Rate NRUR Death Rate DR.
Page 74
... natural resources may be greater than the 250 - year supply that has been assumed here . Furthermore , science may make continuing substitutions to delay the im- pact of resource ... rate of their usage ( or increase the assumed initial ...
... natural resources may be greater than the 250 - year supply that has been assumed here . Furthermore , science may make continuing substitutions to delay the im- pact of resource ... rate of their usage ( or increase the assumed initial ...
Contents
Introduction | 1 |
Structure of the World System | 17 |
A World Model Structure and Assumptions | 31 |
Copyright | |
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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 major material standard means mode MULTIPLIER DIMENSIONLESS natural resources natural-resource normal NREM NRUN1 occurs ORIGINAL peak person policies 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 SWITCH taken tion units usage variable world system