Èric Roca Fernández
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Research

2026 2025 2024 2023 2021 2019

2026

Artwork accompanying Geographic Mortality Differentials and the Quality-Quantity Trade-Off
Authors' map of the Ararat Valley and surrounding areas
Published article

Geographic Mortality Differentials and the Quality-Quantity Trade-Off

Sinara Gharibyan, David Gomtsyan, and Èric Roca Fernández

Journal of Population Economics, 39

Using historical census and parish records from nineteenth-century Armenia, we connect geographic mortality differences to family investments in fertility and numeracy.

Published version Version on this website Code

2025

Artwork accompanying Migration and the Epidemiological Approach Time and Self-Selection into Foreign Ancestries Matter
Immigrant at the inspection desk, U.S. National Park Service
Published article

Migration and the Epidemiological Approach Time and Self-Selection into Foreign Ancestries Matter

Simone Bertoli, Melchior Clerc, Jordan Loper, and Èric Roca Fernández

Journal of Development Economics, 176

We show how self-selection in reporting foreign ancestry and unobserved variation in migration timing can introduce confounding biases into the epidemiological approach.

Published version Version on this website Code Archived manuscript PSE Policy Brief

2024

Artwork accompanying Understanding cultural persistence and change: a replication of Giuliano and Nunn (2021)
Generated with Microsoft AI
Published article

Understanding cultural persistence and change: a replication of Giuliano and Nunn (2021)

Simone Bertoli, Melchior Clerc, Jordan Loper, and Èric Roca Fernández

Economic Inquiry, 88(4), 1541-1581

A deep reproduction uncovers inconsistencies between the article and code and reveals a more nuanced relationship between ancestral climatic variability and tradition.

Published version Version on this website Code Archived manuscript

2023

Artwork accompanying Solar Eclipses and the Origins of Critical Thinking and Complexity
L’Astronomie, Société astronomique de France
Published article

Solar Eclipses and the Origins of Critical Thinking and Complexity

Anastasia Litina, and Èric Roca Fernández

The Economic Journal, 660(5), 1545-1577

We use historical exposure to solar eclipses to study curiosity as a force behind human capital formation, technological advancement, and pre-modern prosperity.

Published version Version on this website Code Archived manuscript Replication by Connolley et al. (2024)

Media coverage
  • Inverse
  • RTVE Noticias
  • The Boston Globe
  • Le Grand Continent
  • Science & Culture Today

2021

Artwork accompanying Roots of Gender Equality: the Persistent Effect of Beguinages on Attitudes Toward Women
Ferdinand Willaert, Entrée du béguinage à Gand (l’hiver)
Published article

Roots of Gender Equality: the Persistent Effect of Beguinages on Attitudes Toward Women

Annalisa Frigo, and Èric Roca Fernández

Journal of Economic Growth, 27(3), 91-148

Awarded the ‘UWIN Best Paper Award on Gender Economics’, 7th edition.
Awarded a ‘Valeria Solesin’ accessit, 2018 edition.

Medieval female-only communities lowered the cost of remaining single and strengthened women’s bargaining position, with effects visible in nineteenth-century literacy.

Published version Version on this website Code Archived manuscript

2019

Artwork accompanying In the Name of the Father: Inheritance Systems and the Dynamics of State Capacity
Jean Chartier, Marriage of Henry V of England to Catherine of Valois
Published article

In the Name of the Father: Inheritance Systems and the Dynamics of State Capacity

Èric Roca Fernández

Macroeconomic Dynamics, 25(4), 896-923

A theoretical model connects inheritance rules, dynastic continuity, inter-state marriage, and the incentives of medieval nobles to build state capacity.

Published version Version on this website Code Archived manuscript

 

© 2026 Èric Roca Fernández · CERDI, Université Clermont Auvergne