World Dynamics1971 |
From inside the book
Results 1-3 of 17
Page viii
... major elements of the world ecology interact with each other . Because the " system dynamics " approach as already developed at the Massa- chusetts Institute of Technology seemed well suited , the group was invited to Cambridge to ...
... major elements of the world ecology interact with each other . Because the " system dynamics " approach as already developed at the Massa- chusetts Institute of Technology seemed well suited , the group was invited to Cambridge to ...
Page 17
... major sectors of the world system . Section 2.1 introduces the complete system while the following sections identify major substructures that generate growth forces and equilibrium pressures . Chap- ter 2 should be read for general ...
... major sectors of the world system . Section 2.1 introduces the complete system while the following sections identify major substructures that generate growth forces and equilibrium pressures . Chap- ter 2 should be read for general ...
Page 93
... major and obvi- ous like falling market share , or low profitability , or instability of employment . Such difficulties are known throughout the company and by anyone outside who reads the management press . The first step in ...
... major and obvi- ous like falling market share , or low profitability , or instability of employment . Such difficulties are known throughout the company and by anyone outside who reads the management press . The first step in ...
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