In the short run, demand determines output. Firms produce whatever is demanded because prices do not adjust immediately.

For students struggling with disjointed lecture notes or dense academic papers, this book provides the "connective tissue" needed to understand the full cycle of economic activity—from the demand shock to the labor market adjustment and finally to long-term growth. It is highly recommended for anyone seeking a structured, high-quality education in macroeconomics.

: Chapter 13 now explores the likely effects of AI on economic growth and inequality, alongside global warming implications.

Prices are no longer fixed. We must introduce the labor market and inflation.