A mаrket reseаrch cоmpаny was hired by a tequila prоducer tо understand customers’ preferences. By conducting blind taste-tests, the company found that the taste of premium-priced tequilas and inexpensive tequilas are indistinguishable to consumers, even to those who drink tequila regularly. This was a surprising finding, given that the sales of premium tequilas are thriving relative to the sales of low-priced tequila. This is an example of