The 4th International Congress on Economics is an event devoted to scientific sharing on theoretical and applied economics. In this edition, the Congress will be focused on current topics in the field of the Equality, Regional Development and Economic Policy studies. The Congress will feature the participation of national and international senior researchers, and it will promote young research. In addition, it aims to improve social skills by means of our 2st Summer School. The official languages of the event are Spanish, English, French and Portuguese.