Book Chapter

Managing risk in fifteenth-century Barcelona: The insurance practices of the merchant Joan de Torralba

  • María Dolores López Pérez
  • Sari Yehuda Nassar

This paper examines risk management strategies in 15th-century Barcelona through a quantitative and institutional analysis of Joan de Torralba’s maritime insurance operations. Drawing from 195 insurance cases recorded between 1434 and 1446, we reconstruct patterns of coverage, premium pricing, and Torralba’s dual role as both policyholder and underwriter. Combining systematic accounting analysis with econometric modelling, we show that insurance rates were shaped not only by cargo value but also by destination-specific perceptions of risk. The results highlight the emergence of rational pricing mechanisms, growing local control over insurance markets, and Barcelona’s integration into broader Mediterranean financial circuits. The study contributes to our understanding of early insurance as both protection and investment.

  • Keywords:
  • marine insurance,
  • risk management,
  • Joan de Torralba,
  • late medieval Mediterranean trad,
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María Dolores López Pérez

University of Barcelona, Spain - ORCID: 0000-0002-6184-5352

Sari Yehuda Nassar

University of Barcelona, Spain - ORCID: 0000-0001-5372-7594

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  6. Casado Alonso, Hilario. 2012. “Comercio y hombres de negocios castellanos y navarros en los inicios de la ‘Primera Edad Global’.” In En los umbrales de España. La incorporación del Reino de Navarra a la monarquía hispana, 333-70. Pamplona: Gobierno de Navarra.
  7. Casado Alonso, Hilario. 2015. “Circuitos comerciales y flujos financieros en Castilla a fines de la Edad Media e inicios de la Modernidad.” In Estados y mercados financieros en el occidente cristiano (siglos XIII-XVI), 273-307. Pamplona: Gobierno de Navarra.
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  10. Garcia i Sanz, Arcadi, and Maria Teresa Ferrer i Mallol. 1983. Assegurances i canvis marítims medievals a Barcelona. Barcelona: Institut d’Estudis Catalans.
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  12. Greif, Avner. 1997. “Contracting, enforcement, and efficiency: economics beyond the law.” In Annual World Bank Conference on Development Economics, ed. Michael Bruno, and Boris Pleskovic, 239-65. Washington, DC: World Bank.
  13. Greif, Avner. 2006. Institutions and the path to the modern economy: lessons from medieval trade. Cambridge: Cambridge University Press. DOI: 10.1017/CBO9780511791307
  14. Greif, Avner. 2025. “Commitment, coercion, and markets: the nature and dynamics of institutions supporting exchange.” In Handbook of new institutional economics, ed. Claude Ménard, and Mary M. Shirley, 811-68. Cham: Springer Nature Switzerland. DOI: 10.1007/978-3-031-50810-3_32
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  18. López Pérez, María Dolores, and Sari Nassar. 2024. “Late medieval administration and bookkeeping in the Crown of Aragon: Torralba’s company.” Journal of Evolutionary Studies in Business 11, 1: 43-71. DOI: 10.1344/jesb.44656
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  20. López Pérez, María Dolores, Isabel Casado Novas, Guillem Marí Brull, and Karla Álvaro Rueda. 2022. “Ragusa (Dubrovnik) en las redes comerciales del Mediterráneo Occidental: Los negocios de la compañía Torralba (siglo XV).” Anales de la Universidad de Alicante. Historia Medieval 23: 131-59. DOI: 10.14198/medieval.21467
  21. Peláez, María José. 1989. “La normativa de seguros más antigua de España: Las ordenanzas de seguros marítimos de Barcelona de 1432.” In Homenatge a la memòria del professor Dr. Emilio Sdez, 171-88. Barcelona: Institució Milà i Fontanals-Universitat de Barcelona.
  22. Schumpeter, Joseph Alois, and Richard Swedberg. 2005. Capitalism, socialism and democracy. London: Routledge.
  23. Sent, Esther-Mirjam. 2018. “Rationality and bounded rationality: you can’t have one without the other.” The European Journal of the History of Economic Thought 25, 6: 1370-86. DOI: 10.1080/09672567.2018.1523206
  24. Soldani, Maria Elisa. 2001. “Assicurazioni marittime e commerci a Barcellona attraverso lo studio del Manual d’assegurances marítimes (1428-1429) di Bartomeu Masons.” Estudis Històrics i Documents dels Arxius de Protocols XIX: 107-44.
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  • Publication Year: 2026
  • Pages: 381-407
  • Content License: CC BY 4.0
  • © 2026 Author(s)

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  • Publication Year: 2026
  • Content License: CC BY 4.0
  • © 2026 Author(s)

Chapter Information

Chapter Title

Managing risk in fifteenth-century Barcelona: The insurance practices of the merchant Joan de Torralba

Authors

María Dolores López Pérez, Sari Yehuda Nassar

Language

English

DOI

10.36253/979-12-215-0963-2.24

Peer Reviewed

Publication Year

2026

Copyright Information

© 2026 Author(s)

Content License

CC BY 4.0

Metadata License

CC0 1.0

Bibliographic Information

Book Title

Gestione del rischio, insolvenza e bancarotta nel mondo premoderno (secc. XIII-XVIII) / Risk management, insolvency, and bankruptcy in the pre-modern world (13th-18th centuries)

Editors

Angela Orlandi

Peer Reviewed

Number of Pages

568

Publication Year

2026

Copyright Information

© 2026 Author(s)

Content License

CC BY 4.0

Metadata License

CC0 1.0

Publisher Name

Firenze University Press

DOI

10.36253/979-12-215-0963-2

ISBN Print

979-12-215-0962-5

eISBN (pdf)

979-12-215-0963-2

eISBN (xml)

979-12-215-0964-9

Series Title

Datini Studies in Economic History

Series ISSN

2975-1241

Series E-ISSN

2975-1195

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