PROXYING FOR UNOBSERVABLE VARIABLES WITH INTERNET DOCUMENT-FREQUENCY
Saiz, Albert, Simonsohn, UriVolume:
11
Language:
english
Journal:
Journal of the European Economic Association
DOI:
10.1111/j.1542-4774.2012.01110.x
Date:
February, 2013
File:
PDF, 546 KB
english, 2013