8 ABSTRACT PDO and PGI-labeled products have been and are increasingly being developed in a number of countries, including Greece, Italy, Spain and Portugal. The list of products with Geographical Indications is getting more and more day by day. Procedures for identifying and certifying quality products with geographical indications are often difficult, time-consuming, but also costly. However, at a time when things are changing and evolving, but also in a difficult financial time, PDOs and

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... are the ones that can really boost entrepreneurship and innovation, which are sure to help evolution of the economy of the states after the end of the economic and social crisis. In this context, this Postgraduate Diploma Thesis deals with different consumer habits, consumer knowledge of PDO and PGI products, while at the same time deepening the work done so far by the European Union and the four countries selected to be examined in depth. . There is much that can be done to strengthen the PDO and PGI products, which will undoubtedly be able to boost entrepreneurship in any country.