An Example of a Positive Externality Is

question 89

Multiple Choice

An example of a positive externality is:

• A)pollution because it affects people not directly involved with producing it.
• B)a homeowner's maintenance of a beautiful lawn because this creates a benefit for neighbors.
• C)monopoly creation.
• D)driving a car that emits pollution.
• E)cigarette smoking because this imposes an indirect cost on people around the smoker.

---

Definitions:

Continuous Conduction

The propagation of an electrical impulse along an unmyelinated axon without interruption.

Action Potentials

Rapid, temporary changes in the electrical membrane potential of a cell, which allow for the transmission of signals along neurons.

Local Currents

Electrical currents that flow in the neuronal membrane due to the movement of ions in and out of the neuron, vital for the propagation of action potentials.

Absolute Refractory Period

A time period during which a neuron cannot fire another action potential, no matter how strong the stimulus.