This book introduces the state space modeling approach for analyzing time series data. It is written for researchers and graduate students in economics, statistics, and related fields, providing a rigorous treatment of the subject. The author, Masahiko Aoki, draws on his extensive experience in econometrics to present a comprehensive framework for understanding and applying these models. The text covers the theoretical underpinnings as well as practical considerations for implementing state space models in empirical research.

The book is recognized as a foundational text in the application of state space modeling to time series analysis, particularly within econometrics. Its rigorous mathematical treatment and comprehensive scope make it a valuable resource for advanced study. The work is often cited for its clear exposition of complex statistical techniques and their empirical relevance. It serves as a key reference for researchers seeking to understand the theoretical basis and practical implementation of these models.