Revisiting Jevons’ Paradox with System Dynamics: Systemic Causes and Potential Cures

The Jevons Paradox

Here I draw attention to two socio-ecological paradoxes. The Jevons Paradox is based on the observation that an improvement in the efficiency with which a natural resource is used is often associated with an increase in the consumption of that resource. Similarly, the Paperless Office Paradox is based on the observation that the development of substitutes for a natural resource is not always as...

Semen hyperviscosity: causes, consequences, and cures.

The prevalence of semen hyperviscosity (SHV) is estimated to be between 12-29% and can lead to male factor infertility both in vivo and in vitro. Semen is composed of fluids secreted by the male accessory glands, which contain proteins essential to the coagulation and liquefaction of semen. Hypofunction of the prostate or seminal vesicles causes abnormal viscosity of seminal fluid. Infection an...

Causes and Cures of Highway Congestion

People believe congestion occurs because demand exceeds capacity, so they support initiatives to build additional highway capacity or curtail highway travel demand. Politicians work to bring highway construction projects into their districts; environmentalists support proposals to make transit more attractive or automobile use more costly. This article argues that the facts do not support the b...

International Financial Crises: Causes, Prevention, and Cures

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Healing Medicare hospital recidivism: causes and cures.