Does food taste better the more expensive it is?

A restaurant in upstate New York offered diners the choice between paying $4 or $8 for their buffet and asked them to rate their experience, resulting in some surprising results.

Benefits of ‘traffic light’ food labels, positioning of healthy items

The use of color-coded “traffic light” food labels and changes in the way popular items are displayed appear to have produced a long-term increase in the choice of more healthful food items among customers in a large hospital cafeteria.