At bank and enterprise volume, a thin conversion shift is material revenue. The entries below centre on large-funnel experiments and the fairness questions that show up when prices and fees move.
Buell & Choi (2025) ran inside Commonwealth Bank of Australia's credit card funnel: stating drawbacks up front raised spend and cut cancellations.
Evidence type: a bank-scale field result with published numbers, written before anyone needed a retrospective case study.
Read more ›Takes Kahneman, Knetsch & Thaler's (1986) fairness work off the hypothetical snow shovel and onto a real bank fee notice.
Decision moment: the exact window when customers sort a price change into reasonable or sneaky.
Read more ›People weigh a price change less by how large it is than by whether the stated reason feels legitimate.
Ops outcome: one fee rise, two framings, two complaint volumes.
Read more ›Cash, debit, and credit sit differently in the mind at the same sticker price; the tender itself changes what ends up in the basket.
Checkout lever: the default payment method on a flow is an active design choice with spend consequences.
Read more ›The same six mechanisms recur on almost every subscription and pricing page online.
Page inventory: a checklist of mechanisms already present on a live pricing page.
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