“A key North Star metric (MER) used to measure total revenue divided by total ad spend.”

“A key marketing performance indicator (MER) used to measure total revenue against total spend.”

“The primary metric (MER) discussed for measuring the success of ad spend relative to total revenue.”

“A metric used to evaluate the efficiency of ad spend relative to total revenue.”

“The primary metric (MER/MYRR) advocated for by the hosts as superior to ROAS for measuring growth.”