Topic: Optical--Sort Of
The Journal of Consumer Research has discovered the smaller the logo, the higher the retail price. "Only 28 percent of the sunglasses that cost $600 or more had a visible logo as opposed to 87 percent of the sunglasses that cost $100 to $200," according to a story from Bnet.com. The conclusion: The not-rich buy status, the rich buy quality.
In another JCR study, researchers found out that Consumers remember the sounds of numbers in prices and associate certain sounds with value. The researchers studied the ability of number-sounds to convey meaning and influence price perceptions.