Nov. 19th : [WISERETAIL] Advance Notice of Changes to the Data Collection Method
Hello,
We would like to inform you in advance about changes in our Data collection method as the WISERETAIL panel is expanding.
This update will take effect on Tuesday, December 30, 2025 (KST).
The changes are as follows:
Changes to the Data Collection Method
1) Data collection method
Survey Target : South Korean
Analysis Target : Credit Cards, Debit Cards
Panel Composition : 10,000,000+ panels
Population Definition : The target population is estimated by applying gender- and age-specific payment amounts of credit cards, debit cards, based on studies conducted by the Bank of Korea and financial institutions on payment behavior.
2) Data Update Scope
Coverage : All Retail Brands
Period :
from 2020 to present / Daily
from 2018 to present / Monthly
