What’s the difference between RPM and session RPMs (RPS)?

If you're a publisher, you may be wondering which metric is more important to track: revenue per mille (RPM) or revenue per session (RPS)? Well,…

RCPM for Publishers: Will it trump CPMs soon?

It's a jungle out there for publishers with so many acronyms to keep in mind like CPM, rCPM, eCPM, true CPM & RPMs. With new…