I think it depends on how aggressive your aggressive offer is. It seems if you make a very aggressive number, you definitely want to signal strongly that you a

I think it depends on how aggressive your aggressive offer is. It seems if you make a very aggressive number, you definitely want to signal strongly that you are willing to come down so they don't just move on to someone who starts with a lower number. And according to the article making that first offer very aggressive indeed seems to be taking advantage of the anchoring effect.