Question: What is the name of the magazine that Funk & Wagnalls published thateventually merged with two similar weekly magazines, "Public Opinion" and "Current Opinion"? 
Sentence (from "Centre for Public Opinion Research"): Originally established in communist Poland in 1982, it has operated as a non-profit public foundation created by a special law since 1997 ("Ustawy o fundacji Centrum Badania Opinii Społecznej z dn.
Relevant evidence: No