The Wharton Global Youth Program has created a comprehensive video glossary of hundreds of business-related terms. Puzzled by the concept of “operating income” or need some help with your “competitive advantage?” Either click on the linked word in the text of the article you’re reading or visit the glossary through the KWHS homepage. A brief videotaped definition will pop up featuring a Wharton professor explaining the meaning and using the word in a sentence for further clarity.