@techreport{NBERw13158,
 title = "Economic Experiments and Neutrality in Internet Access",
 author = "Shane Greenstein",
 institution = "National Bureau of Economic Research",
 type = "Working Paper",
 series = "Working Paper Series",
 number = "13158",
 year = "2007",
 month = "June",
 URL = "http://www.nber.org/papers/w13158",
}