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Campi, M., & Dueñas, M. (2019). Intellectual property rights, trade agreements, and international trade. Research Policy, 48(3), 531-545.  https://doi.org/10.1016/j.respol.2018.09.011

Campi, M., & Dueñas, M. (2016). Intellectual Property Rights and International Trade of Agricultural Products. World Development, 80, 1-18. https://doi.org/10.1016/j.worlddev.2015.11.014

Campi, M. (2016). The effect of intellectual property rights on agricultural productivity. Agricultural Economics, 48(3), 327-339. https://doi.org/10.1111/agec.12337

Campi, M., & Nuvolari, A. (2015). Intellectual property protection in plant varieties: A worldwide index (1961-2011). Research Policy, 44(4), 951-964. https://doi.org/10.1016/j.respol.2014.11.003