As per HN guidelines, "please submit the original source".<p>In this case, the original source is easy to find from the URL in the top corner of the tweeted image:<p><a href="http://www.advisorperspectives.com/dshort/updates/Demographic-Trends-in-Employment-Participation" rel="nofollow">http://www.advisorperspectives.com/dshort/updates/Demographi...</a><p>The chart in the tweet is the third chart on this page.