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CISOSE26 Local AI Uedu Code UG26
中央大學 AQI 71 25°C PM2.5 15
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Uedu Economics · Interdisciplinary General Education

The invisible hand and the visible choice

Microeconomics, Macroeconomics, International and Financial Economics, Applied Economics.
From everyday contexts to policy debates, each article shows the level and includes a concept diagram.

44
readings
22
Topic category
7
Terminology
Microeconomics · Supply and demand equilibrium DEMO
Qd=100−2P Qs=20+2P Perfectly competitive market
20yuan
Equilibrium price P*
60units
Equilibrium quantity Q*
0.67
Flexibility |Ed|
900yuan
Consumer surplus CS
Equilibrium condition: Qd=Qs 100−2P=20+2P → P*=20
Teaching illustration · linear supply and demand model · numerical verification with Qd=100−2P, Qs=20+2P

Market equilibrium · |Ed|=2×20/60 ≈ 0.67

Topic category

Build a complete map of economics step by step by starting from topic clusters

個體經濟 Microeconomics

總體經濟 Macroeconomics

國際與金融 International & Finance

應用經濟 Applied Economics

Notes for use

This section contains original educational material intended to build conceptual frameworks; the illustrations are conceptual diagrams generated by AI (not precise schematic diagrams). For deeper study, please still refer to textbooks and authoritative teaching materials.