“…In recent years, several studies have used the gravity model to examine the effects of different factors on exports in general, but also in the wine sector in particular (e.g., Dascal, Mattas, and Tzouvelekas, 2002;Castillo, Villanueva, and García-Cortijo, 2016;Dal Bianco et al, 2016, 2017Gouveia, Rebelo, and Lourenço-Gomes, 2018). The variables commonly used include economic factors affecting trade flows in the origin countries, economic factors affecting trade flows in the destination countries, and natural or artificial factors enhancing or restricting trade flows.…”