This and related pages describe and discuss Version 4 of the Populationconsumption model. Version 4 introduces a new definition of "happiness," which ties population growth to consumption of ecological resources. The model is an empiricallyderived theoretical construct that simplistically represents the dynamics involved in the most essential aspects of humanity's future: those affecting our survival. Like any hypothesis, it is subject to test. 

Basic equations:
where:


Additional information


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