You can change the default permissions that allow others to view data returned from queries or, in the case of action queries, to run the queries, even if they are otherwise restricted from viewing the underlying table or query. Changing the default permissions affects only new queries.
If you select Owner's:
If you select User's, the permissions that are defined for that classification of users are in effect instead, and any user with Administer permissions for the query can save changes to the query, or change its ownership.