Macro economics, strictly Keynesian, was the subject matter of Economics 101. Then in second year (Economics 201) there was micro-economics in all its minute glory of detail using derivation of curves, movements of demand/supply curves, elasticity curve measurements, etc. The exam on that was as big as a telephone book, all multiple choice, challenging students to find, among the minutiae the correct response. Bring your magnifying glass along.
Essays reflected a detailed knowledge of the mathematical interpretation of economic variables. Passing reference only to "externalities", never studied in detail or with any acknowledgement of an academic interested in such a factual reality.
