Pricing changes
A pricing page becomes expensive the moment it goes live. Before that, run the increase, the new packaging, the tier change or the offer framing past a synthetic audience of the customers it affects and read what they object to, which segments react differently and what proof they ask for. This is directional reaction testing, not willingness-to-pay econometrics.
What you can test
A price increase or decrease, packaging, tier changes, offer framing, discount structure, the value proposition next to the price.
What the study exposes
Which segments push back and why, what proof the audience wants before the price feels justified, cash-flow and commitment worries, and the wording that reads as a hidden catch.
What you can change before launch
The order in which value and price are presented, the guarantees and cancellation terms you state, the segment each option is aimed at.