Key Idea: Topic 3.7 explains how supply-side policies (SSPs) increase the economy's productive capacity by shifting LRAS right. Two approaches: market-based (reduce intervention) and interventionist (active government investment).
โ Core definitions
๐ช Market-based policies
๐๏ธ Interventionist policies
โ๏ธ Comparison
Market-based: Cheaper and faster to implement. Risk: increased inequality. Risk: market failures persist. Neoclassical school.
Interventionist: Addresses root causes (market failures). Risk: expensive + long time lags. Risk: government failure. Keynesian school.
๐ Key exam points
SSPs are the long-run complement to demand-side policies. Monetary/fiscal policy manages the cycle; SSPs build long-run capacity.