This book is a primer in the graduate macroeconomics. Starting from the macroeconomic fundamentals of science and develops the central themes of modern macroeconomic theory in a simple and rigorous. All main topics for the first year students are covered. These include rational expectations, intertemporal dynamic models, exogenous and endogenous growth, nonclearing markets and imperfect competition, uncertainty and money. The book also contains real business cycles by integrating and DSGE growth and fluctuations, sticky wages and prices, consumption and investment, and unemployment. Finally, the study of government policy, stabilization, credibility, and the connections between politics and macroeconomics. Each topic is presented in the mod...