The American Economic Association's registry for randomized controlled trials
Initial registration date is when the trial was registered.
It corresponds to when the registration was submitted to the Registry to be reviewed for publication.
First published corresponds to when the trial was first made public on the Registry after being reviewed.
Last updated is the most recent time when changes to the trial's registration were published.
There is information in this trial unavailable to the public. Use the button below to request access.
MD5: 22bd5c6f52639b3d3a6ebcad80fb02f4
SHA1: f4e34952805dab38f4bfd85cd922495db2d12c53
Uploaded At: January 15, 2017