Intertemporal Choice - Toward an Integrative Framework
Intertemporal choices are decisions with consequences that play out over time. These choices range from the prosaic–-how much food to eat at a meal– to life--changing decisions about education, marriage, fertility, health behaviors and savings. Intertemporal preferences also affect policy debates about long-run challenges, such as global warming. Historically, it was assumed that delayed rewards were discounted at a constant rate over time. Recent theoretical and empirical advances from economic, psychological and neuroscience perspectives, however, have revealed a more complex account of how individuals make intertemporal decisions. We review and integrate these advances. We emphasize three different, occasionally competing, mechanisms that are implemented in the brain: representation, anticipation and self-control.
Year of publication: |
2007
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Authors: | Berns, Gregory S. ; Loewenstein, George ; Laibson, David I. |
Institutions: | Department of Economics, Harvard University |
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