Should a very popular question be closed as a duplicate of one that is older but extremely less popular?
14629
Should I vote to close a duplicate question, even though it's much newer, and has more up to date answers?
16653
How to deal with obsolete answers?
3426
What is a "closed" or "duplicate" question?
71646
Duplicates of an outdated question
13709
Should flagging a question for closure prevent close-voting?
10293
How should duplicate questions be handled?
77659
Prevent upvotes for duplicates, or carry upvotes to master question
112391
How should one respond to "duplicate answer" flags?
146576
Askers should be able to close their own question as a duplicate
106883
Auto-flag duplicates of deleted questions for reopening / deletion
105072
Is it possible for an old question to get on the hot questions list?
133926
What if 2 answers are essentially the same?
104285
Vanishing close-votes when the original version of a duplicate is deleted?
76384
Migrating closed questions
66932
Why do popular but not ideal questions keep being closed?
25593
Encourage users to select 'Accepted Answer' for old Questions
48639
Why prevent duplicate questions?