Problem
Most restaurant customers tip according to a percentage rule-between 15 and 25 percent of the bill. Diners who have dinner and a $20 bottle of wine usually pay the same percentage of the bottle price as diners who order a $100 bottle. Why, when the same efforts must be made to uncork and pour both bottles?
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.