Efficiency in Household Decision Making: Evidence from the Retirement Savings of U.S. Couples
We study how couples allocate retirement-saving contributions across each spouse's account. In a new dataset covering over a million U.S. individuals, we find retirement contributions are not allocated to the account with the highest employer match rate. This lack of coordination—which goes against the assumptions of most models of household decision-making—is common, costly, persistent over time, and cannot be explained by inertia, auto-enrollment, or simple heuristics. Complementing the administrative evidence with an online survey, we find that inefficient allocations reflect both financial mistakes as well as deliberate choices—especially when trust and commitment inside the households are weak.
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Copy CitationTaha Choukhmane, Lucas Goodman, and Cormac O'Dea, "Efficiency in Household Decision Making: Evidence from the Retirement Savings of U.S. Couples," NBER Working Paper 31195 (2023), https://doi.org/10.3386/w31195.Download Citation
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Non-Technical Summaries
- As nearly two-thirds of US civilian workers have access to an employer-sponsored defined contribution (DC) plan, workers’ decisions as...
Published Versions
Taha Choukhmane & Lucas Goodman & Cormac O'Dea, 2025. "Efficiency in Household Decision-Making: Evidence from the Retirement Savings of US Couples," American Economic Review, American Economic Association, vol. 115(5), pages 1485-1519, May, DOI: 10.1257/aer.20230524. citation courtesy of ![]()
Taha Choukhmane & Lucas Goodman & Cormac O’Dea, 2025. "Efficiency in Household Decision-Making: Evidence from the Retirement Savings of US Couples," American Economic Review, vol 115(5), pages 1485-1519.