What Ad Spend Concentration Can Tell Us About What Comes Next |E30

Advertising spend can be growing while the market underneath it is becoming more fragile. In this episode of Media Monitor, Kelly Sweeney gives Sean Wright a new goal: create an index important enough to have his name attached to it. Sean may already have a starting point. Inspired by a discussion of market concentration and monopoly measurement, Sean applies similar mathematical thinking to Guideline’s advertising data to ask a different question: How much of advertising growth is being driv...