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#Incrementality

Every Mediovsky piece tagged Incrementality.

2 articles
Aug 142026
Data & Research

Average ROAS stays healthy long after the next dollar stops paying.

The number on your dashboard divides all the revenue by all the spend, which describes money you already committed. The decision in front of you is about the next increment, and that return is always lower than the average and falling. Here is how to find where your curve bends, and what to do at the point the two numbers disagree.

Mikołaj Salecki·7 min
Jul 62026
Data & Research

Your best-performing channel might just be a passenger

Last-click and even a mix model can flatter the spend that only harvested demand it never created. Incrementality testing is the causal tie-breaker: geo experiments and holdout lift tests that show which dollar actually caused a sale.

Mikołaj Salecki·6 min