"A number of studies have pointed to various mistakes that consumers might make in their consumption-saving and financial decisions. We utilize a unique market experiment conducted by a large U.S. bank to assess how systematic and costly such mistakes are in practice. The bank offered consumers...

Using a unique dataset of credit card mailings, we show that during the recent credit boom, consumers with mediocre credit scores received more credit card solicitations than those with high credit scores. However, this relationship reversed after the financial crisis. We also nd that consumers...

How do lenders of unsecured credit use screening and contract design to mitigate the risks of information asymmetry and limited commitment in the absence of collateral? To address this question, we take advantage of a unique dataset of over 200,000 credit card mail solicitations to a...

We analyze an experiment conducted by a large U.S. bank that offered consumers a choice between two credit card contracts, one with an annual fee but a lower interest rate and one with no annual fee but a higher interest rate. We find that on average consumers chose the credit contract that...