Take your principles of economics text (even if you have already had intermediate theory) and from the table of contents:
(a) Identify the topics presented in the microeconomics parts of the text;
(b) Compare the contents of the microeconomic parts of your principles text with the contents of Part One and Part Two of this text;
(c) Identify the topics presented in the macroeconomics parts of the text;
(d) Compare the contents of the macroeconomics parts of your principles text with the contents of Part Three and Part Four of this text.