These Economics W.I.R.E.D. activities recommend web links that relate to key concepts of each chapter of the textbook. For each link, there are instructions to guide you to specific information, followed by several discussion questions or exercises.

Key Concepts: Product Differentiation, Monopolistic Competition, Oligopoly, Measures of Market Power

GasPriceWatch.com—Survey of Gas Prices

Enter your home zip code and select "1, 5 & 10 miles" in the "Radius" dialog box. Then click the "Submit" button to compare the listed gas prices.

• Why do gas stations located close to each other tend to sell gasoline at similar prices?
• Explain why lowering the gasoline price may not be the dominant strategy for gas stations that are located close to each other.
• Click on the list of "completed auctions" at the Federal Communications Commission (FCC) auctions page and browse the links within. Explain how businesses may play sequential games when participating in FCC auctions.