Not Playing Favorites: An Experiment on Parental Fairness Preferences

Working Paper: NBER ID: w26732

Authors: James Berry; Rebecca Dizon-Ross; Maulik Jagnani

Abstract: We conduct a lab-in-the-field experiment to identify parents' preferences for investing in their children. The experiment exogenously varied the short-run returns to educational investments to identify how much parents care about maximizing total household earnings, minimizing cross-sibling inequality in "outcomes" (child-level earnings), and minimizing cross-sibling inequality in "inputs" (child-level investments). We show that while parents place some weight on maximizing earnings, they also display a strong preference for equality in inputs, forgoing roughly 40% of their potential earnings or 90% of a day’s wage to equalize inputs. We find no evidence that parents care about equalizing outcomes.

Keywords: Parental investment; Fairness preferences; Inequality aversion; Educational outcomes

JEL Codes: I20; J13


Causal Claims Network Graph

Edges that are evidenced by causal inference methods are in orange, and the rest are in light blue.


Causal Claims

CauseEffect
Parents exhibit a preference for equality in inputs (D10)Parents forgo potential earnings (J17)
Parents forgo potential earnings (J17)Parents equalize inputs across children (D15)
Expected payment gains from maximizing returns increase (G19)Parents still choose to equalize inputs (D15)
Parents sacrifice money to invest equally (D14)Parents display a preference for equality in inputs (D10)
Parents do not care about equalizing outcomes (I24)Parents' investment decisions are not influenced by expected earnings (G11)

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