Book 787 Economic-mathematical methods and models: . : Simulation models in techno-economic research: a course of lectures" by the authors and. M. Rozhkova, V. C. Kartseva and V. and . Sycheva is a fascinating and in-depth study in the field of economic science, which combines theoretical foundations and practical aspects of the application of mathematical methods in economics. This work will be a real discovery for students, graduate students, teachers and practitioners interested in economic analysis and modeling. The book covers a wide range of topics related to simulation models, which play a key role in feasibility studies. The authors examine in detail how complex economic processes can be modeled using mathematical methods, analyze their dynamics and predict possible development scenarios. This makes the book particularly relevant in a rapidly changing economic environment where informed decision-making requires in-depth data analysis and forecasting. For whom is this book intended? First of all, it will be useful for students and graduate students of economic specialties, as well as for those who are interested in economic modeling and analysis . Specialists in the field of economics, management and finance will also find in it a lot of useful information that will help them in their practical activities. The book is suitable for both novice researchers and experienced professionals seeking to expand their knowledge and skills in the field of economic and mathematical methods. The topics raised in the book are extremely important for modern society. In the context of globalization and digitalization of the economy, the ability to apply mathematical methods for analysis and forecasting becomes a necessary skill. The authors not only explain the theoretical aspects, but also offer practical examples, which makes the material accessible and understandable. Readers will be able to see how simulation models can be used to solve real-world economic problems, such as optimizing production processes, risk assessment, and developing management strategies. The style of the authors is distinguished by clarity and accessibility of the presentation, which makes it easy to assimilate complex concepts. and . M. Rozhkov, V. C. Kartsev and V. and . Sychev are well-known experts in the field of economic science, and their joint work is the result of many years of experience and in-depth research. Their previous publications also cover topics of economic analysis and mathematical modeling, which confirms their authority in this field. The book “No. 787 Economic-mathematical methods and models” not only enriches the reader with new knowledge, but also inspires further research. It will become an indispensable tool for those who want to understand more deeply how mathematical methods can be applied in economics, and how they can help in making more informed decisions. If you are looking for literature on economic modeling, mathematical methods in economics or feasibility studies, then this book will be an excellent choice. It will not only expand your horizons, but also help you become a more competent specialist in the rapidly changing world of economics.