Mauricio Koechlin
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Research

Publications

Trapped by Tradition: Gender and Occupational Segregation in Peru
with Arlette Beltrán, María Amparo Cruz-Saco and Favio Leiva
Social Politics: International Studies in Gender, State & Society, 2025 · doi:10.1093/sp/jxaf039

Using nearly two decades of census and household survey data, we document that occupational segregation in Peru persisted even after women surpassed men in educational attainment, and that marriage and motherhood are associated with a higher likelihood of segregation.

Under review

Never Off Duty: Grandmothers’ Co-residence and Mothers’ Labor Participation
with Arlette Beltrán, María Amparo Cruz-Saco and Sebastián Núñez Rosell
Revise and resubmit, Social Politics

Comparing mothers who live with a grandmother to those who do not, we find the former are more likely to work and to hold better-quality employment, suggesting that informal intergenerational caregiving substitutes for absent public childcare.

Does Scarcity Tax Parents’ Minds?
with Ariel Kalil
BFI Working Paper 2026-46 · Under review, Journal of Behavioral and Experimental Economics

Low-income parents spend less time than advantaged parents on educational activities with their children, and a common explanation is that financial scarcity imposes a bandwidth tax on cognition. Surveying 1,932 mothers of kindergartners in Chicago Public Schools, we ask whether the binding constraint is attention or self-control, and whether the cost comes from low income itself or from the subjective experience of not having enough. Attentional capacity, not self-control, is the primary constraint, and felt scarcity rather than household income predicts attentional deficits.

A Novel Assessment of Epistemic Curiosity and its Association with Early Learning Outcomes
with Ariel Kalil, Dana McCoy, Michelle Michelini and Terri Sabol
BFI Working Paper 2026-112 · Under review, Child Development

We develop and validate the Animal Game, a ten-trial behavioral task that measures epistemic curiosity in young children and can be administered in the field rather than the laboratory. In a socioeconomically diverse sample of 594 U.S. children aged three to six, the task yields a novelty score and a knowledge-seeking score, with high internal consistency and measurement invariance across child sex and parental education.

Working papers

Income Shocks and the Intergenerational Transmission of Executive Function
with Ariel Kalil
BFI Working Paper 2026-30

Using Baby’s First Years, a randomized trial of unconditional cash transfers to low-income mothers, we study the transmission of executive function from mothers to their four-year-old children.

Work in progress

Preschool Absenteeism and Experimental Sign-Up Bias: Evidence from a Field Experiment across U.S. States
with Sebastián Gallegos, Ariel Kalil and Ritika Sethi

A randomized field experiment across eight U.S. states testing whether a low-cost behavioral intervention reduces chronic absenteeism in early childhood. We build a new dataset linking daily administrative attendance records to parent surveys for 2,048 children in 49 Head Start centers. Opt-out recruitment enrols 98 percent of eligible families, which also lets us measure how volunteer recruitment shifts the estimated treatment effect. Pre-registered as AEARCTR-0014680.

Presented at EC*REACH, Northwestern · Chicago, June 2026 — From Research to Action Convening, Attendance Works and the Overdeck Family Foundation · New York, July 2026 — Advances with Field Experiments, Becker Friedman Institute · Chicago, September 2026

How Traditional Are We? Gender Roles, Household Tasks, and Women’s Labor Force Participation in Peru
Single-authored Drawing on the 2024 round of Peru’s National Survey of Social Relations, which introduces the first nationally representative battery of gender-role attitudes, I find that stronger traditional attitudes correlate with lower labor force participation among women, and that the unequal division of household tasks accounts for part of that association.

Presented at Annual Congress of the Peruvian Economic Association · Lima, 2026

Other writing

Perú sin tiempo: la otra cara de la pobreza
with Arlette Beltrán, Pablo Lavado and Sebastián Núñez Rosell
Research report, Universidad del Pacífico Research Centre · September 2025

Using Peru’s 2024 Time Use Survey, we estimate that 29.6 percent of Peruvians are time poor, above the 27.9 percent who are income poor, and that the burden falls hardest on women, on rural households and on adults between 31 and 65.

In the press CIUP · Infobae Perú · El Comercio

 

Mauricio Koechlin · mkoechlin@uchicago.edu · Background: Costa Verde, Lima, Peru