Discussion
Air, preferably clean air, is an absolute necessity of life, yet it commands a zero price.
On the other hand gold jewelry is quite expensive, yet has no intrinsic value beyond its use as an adornment, or in some industrial applications.
How do you explain the price differential of air and gold?
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.