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Bhattacharya, J., Michael Schoenbaum, and N. Sood. 2002. "Optimal Contributions to Flexible Spending Accounts." Economics Letters, 76(1): 129-135.
Flexible spending accounts (FSAs) permit tax-free healthcare spending. FSA dollars at year-end are lost. Given no alternative for leftover money, rational consumers spend to zero. Optimal FSA contributions should emphasize tradeoffs between utility from pre-tax medical expenditures and post-tax non-medical consumption. (C) 2002 Elsevier Science B.V. All rights reserved.