RobLa
Noting that Hylland's theorem is named after Hylland, and put a link to a paper which may or may not be reliable.
03:36
+291
Alphabetization keys for Category:Living people and Category:Voting theorists
03:57
+16
Kristomun
Add reference to Hylland free riding.
10:15
+87
Aanund Hylland is a Norwegian economist. Category:Voting theorists Category:Living people. see also: w:wikidata:Q4661614
01:16
+154