Activist vs Austerity Policies. Principles of Macroeconomics differs from other texts by concentrating far more on the inherent instability of the macro-economy. The book puts inflation into its proper perspective by recognizing that unemployment is the much greater threat to the economic well-being of the vast majority of the people. Instead, unemployment and its human toll are given far greater emphasis than in other texts. The neoclassical model is covered both in its historical evolution and in its implications for current policy debates. An online Instructors Manual and Test Bank are available for adopting professors and an additional chapter