Mathematical Social Sciences

The data are provided by the Recommendation Team at Microsoft Research and include information on historical purchases of applications from the Microsoft store. The training set includes a random sample of 1000 users. For each user, data include variables indicating whether she has or has not bought an item in a specific game category (e.g., 'role-playing' or 'music')..

Computer program calculating our non-dictatorship index for the respective voting rules.