This book, Volume I, was specifically written for the Panhellenic Written Examination 2G/2022 and serves as a fundamental and essential aid on the subject of Macroeconomic indicators. The reader can delve conceptually into economic phenomena such as GDP, economic growth, the SOLOW model, the Cobb-Douglas model, etc. Additionally, the multiple-choice questions aim for a complete understanding of these economic phenomena.

The structure of the book, the writing style, and the development of the topics enhance the rapid reading and comprehension of the material by the reader. Specifically, the book includes:

• Comprehensive theory of Macroeconomic concepts in extensive analysis
• Simple diagrammatic analyses and examples for easy understanding
• Published examples and diagrams from distinguished EU sources
• Past competition topics
• 225 multiple-choice questions with relevant suggestions after each sub-section of the material to ensure immediate grasp of the concepts and potential topics by the reader.

Volume I covers the following topics of section 8, Macroeconomic Indicators and National Accounts:

• 8.1 Gross Domestic Product,
• 8.2 Per Capita GDP,
• 8.3 GDP Growth Rate,
• 8.4 Causes of GDP increase and production factors, and
• 8.5 Gross National Income.