Formerly you would have found only a few outbound links to other websites on this website. This is mainly due to the fact that I do not benefit from providing such links. If I appear to have such a link please feel free to contact me.
Giving away Page Ranking
While this may well be still case, not having any links to pages that I used to gather information for the pages does not help anyone.
Google Search Console and Page Rank
Now that Google seem to have made their search console more focus the concept of "Page Rank" alone has ceased to be a major issue. The "position" of your "Impression" in a SERP is of more relevance.