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: 219290ad8f158a66ec720420140e7b17
SHA1: 33b776a023369b0297f7f98d0cfa097315874c04
Uploaded At: February 06, 2015