<p>I was just going to ask the exact same question and found that I already upvoted this question here, because great minds think alike.</p>
<p>The question currently has 12 upvotes and 0 downvotes, I would take this as a clear vote that we should indeed have such a tag.</p>
<p>I have created <a href="https://stats.stackexchange.com/tags/ethics/info">a tag wiki</a> based on the comments above; everyone please take a look.</p>
<p>I have also started <a href="https://stats.stackexchange.com/search?q=ethics+-%5Bethics%5D">retagging questions</a>, everyone is invited to contribute here. (Let's retag slowly, no more than a few questions every day, so as not to bump-flood the homepage. No need to retag closed questions, unless they can be improved to be candidates for reopening.)</p>
