We're not really referencing anyone else's surveys or reports on these ranking factors, we're more trying to substantiate what we feel are common around the SEO

We're not really referencing anyone else's surveys or reports on these ranking factors, we're more trying to substantiate what we feel are common around the SEO and internet marketing worlds. One way to look at the data we posted: it's much more likely that an old domain has built up trust, content, and links than a fresh domain, so they are a worthwhile investment for your SEO campaigns.