Toward an Understanding of the Welfare Effects of Nudges: Evidence from a Field Experiment in Uganda

Working Paper: NBER ID: w26286

Authors: Erwin Bulte; John A. List; Daan van Soest

Abstract: Social scientists have recently explored how framing of gains and losses affects productivity. We conducted a field experiment in peri-urban Uganda, and compare output levels across 1000 workers over isomorphic tasks and incentives, framed as either losses or gains. We find that loss aversion can be leveraged to increase the productivity of labor. The estimated welfare costs of using the loss contract are quite modest – perhaps because the loss contract is viewed as a (soft) commitment device.

Keywords: nudges; loss aversion; productivity; clawback contracts; behavioral economics

JEL Codes: C93; D03; J01


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
tediousness of task (D29)propensity to select clawback regime (G33)
clawback regime (G18)productivity (O49)
prior experience with clawback regime (G33)likelihood of choosing clawback regime (G33)

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