This textbook offers the first comprehensive Armenian-language introduction to the fundamentals of econometrics. It presents the theoretical foundations and practical applications of econometric modeling with spatial data and time series, combining rigorous exposition with accessible examples. Each chapter integrates review questions and exercises to reinforce theoretical knowledge and develop applied skills.

The content is closely aligned with the Econometrics curriculum taught at the Faculty of Economics and Management of Yerevan State University, ensuring both academic relevance and pedagogical coherence. Designed for undergraduate and graduate students in economics and related disciplines, the textbook equips readers with essential tools for working with data and applying econometric methods in empirical research.