Logo, Micheal R. Baye, John Morgan, Patrick Scholten

Indices Graph

These data are from a real-time project with John Morgan and Patrick Schoten that ended when Baye went to the Federal Trade Commission.

measure 1: measure 2: time span:
automatic graph

Internet Indices as of June 30, 2007

IndexThis WeekLast WeekChange% Change
Price Range40.8340.340.491.21
Relative Dispersion10.0410.020.020.20
Value of Information16.4016.220.181.11
Price Gap1.841.92-0.08-4.17
Internet Competitiveness101.3299.821.501.50
Market Thickness Index122.81125.71-2.90-2.31

 Value of Information This Week:
The Value of Information increased to 16.40 percent this week. Consumers buying from low-price sellers spent 16.40 percent less than those buying at the average market price.

 Did you know?
This research is featured in the Wall Street Journal, New York Times, and Forbes. Information about these articles is contained under selected media coverage.
 What is Value of Information?
The Value of Information summarizes the percentage difference between the average and lowest price charged for each product in our database. It is zero when all sellers charge the same price.

 Tip for users:
You may click a measure in the above table to graph its historical values, or click a column header to sort values.