High-end audio wire exploits expectation bias rather than real physics

Evidence

At prices that can exceed $20,000 for a pair of 8-foot (2.4 m) loudspeaker wires, one expects a lot, but believing is hearing as Section 10.1 explains. Wire is a good product for the industry: totally reliable, inexpensive to manufacture, and highly profitable. — Toole, Floyd E, Sound reproduction- the acoustics and…, 1157

Categorization

• CANDY: $20,000 for 8 feet of wire that product owners believe in — a tidy illustration of the economics of belief.