The Bulletin of the Astrakhan State Technical University . Economy Series . No 4”, created by a team of authors, is a bright and informative publication that reveals current issues of the modern economy through the prism of scientific research and practical developments carried out within the walls of one of the leading technical universities in Russia . This publication is not just a collection of articles, but a holistic study that combines ideas, analytics and innovative approaches to solving economic problems facing regions, enterprises and the state in a dynamically changing world. This series, devoted to economics, has already established itself as an authoritative source of knowledge for scientists, students, teachers and practitioners interested in modern trends in economic theory and practice. In issue No. 4, the authors raise issues related to the development of the regional economy, innovative business support mechanisms, analysis of investment attractiveness and modeling of economic processes in the context of digitalization. Special attention is paid to the issues of sustainable development, efficient use of natural resources and integration of innovative technologies into the economic activities of the Astrakhan region and beyond. The Bulletin of the Astrakhan State Technical University . Economy Series . No 4" is intended for a wide range of readers - from students of economic faculties and young scientists to experienced specialists and managers of enterprises . Its content is interesting to those who are looking for fresh ideas, analytical approaches and practical recommendations for the development of the economy in the face of global challenges. Especially valuable will be for those who want to understand how modern technologies and innovations can transform traditional industries, as well as for those who seek to deeply analyze regional features and opportunities. The peculiarity of this publication is the richness of the topics and the relevance of the problems raised by the authors. It addresses the issues of the digital economy, the development of small and medium-sized businesses, the formation of an investment environment and improving the competitiveness of the region. The style of presentation combines scientific rigor with accessibility, which allows not only to delve into the theoretical foundations, but also to find practical solutions for specific tasks. The authors use modern methods of analysis, bring real cases and statistical data, which makes the book a valuable tool for those who want to be aware of the latest trends and innovative approaches in the economy. A special place in the book is occupied by the analysis of regional features, which makes it especially relevant for specialists working in the field of regional development, as well as for students studying the economics of regions and municipal administration. In general, “Bulletin of Astrakhan State Technical University . Economy Series . No. 4" is not just a collection of articles, but a full-fledged study that helps to understand how modern economic theories are implemented in practice, and what challenges regions and countries face in the era of digital transformation. If you are looking for a book that combines the scientific approach, practical focus and relevance of topics, then this publication will become a valuable source of knowledge for you. It is perfect for those who are interested in economic development at the regional level, innovative technologies and sustainable development strategies. In this collection you will find not only theoretical foundations, but also real cases, analytical reviews and recommendations that can be applied in professional activities or scientific research. Thus, “Bulletin of Astrakhan State Technical University . Economy Series . No. 4” is an important and timely publication that deserves the attention of all who seek to understand the mechanisms of the modern economy and find new ways to develop it. This book is an excellent choice for those who appreciate in-depth analysis, scientific novelty and practical significance, as well as for those who want to be aware of the latest trends in the field of economics and regional development.