Chengyao Sun
chengyaosun.bsky.social
Chengyao Sun
@chengyaosun.bsky.social
I am a postdoc working on consumer behavior and decision making.
chengyaosun.com
Sounds like what often happened in my grad school meetings with my advisor.
June 29, 2025 at 2:40 PM
Restricted card use within a single brand can greatly reduce profitability for issuers. Notably, restricted use persists even if issuers set very competitive rewards outside their co-branded cards' featured brands. We discuss managerial implications for credit card co-branding partnerships. 🧵5/5
May 30, 2025 at 3:37 PM
Second, even if one knows that their Best Buy Visa offers the best reward on something outside Best Buy (e.g., 3% back on gas, for real!), the Best Buy brand on the card makes off-brand purchases feel like a bad “fit” with the card. 🧵4/5
May 30, 2025 at 3:37 PM
First, people may think, for example, “Best Buy Visa’s rewards are obviously for Best Buy,” and so they pay less attention to its actual reward terms because they think they already know what the rewards are about. 🧵3/5
May 30, 2025 at 3:37 PM
Co-branded credit cards can be used everywhere and usually offer competitive rewards outside their featured brands. However, we find that people are reluctant to use them more widely.

Why? We identify two psychological mechanisms. 🧵2/5
May 30, 2025 at 3:37 PM
Reposted by Chengyao Sun
At the CredibilityLab (currently hosting Aspredicted and Researchbox) we have a new platform in the works, AsCollected, that will help with this. We welcome input from experienced parties.

Signup for alpha or beta testing or announcement of release at AsCollected.Org
AsCollected - Coming Soon
AsCollected.Org
May 20, 2025 at 1:12 AM
I check out when I want a receipt from smaller indie hotels. Sometimes they don't respond to email requests.
May 14, 2025 at 3:10 PM