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Stylized illustration of economic concepts with graphs, gears, cityscape, scales of justice, and a plant under a vibrant sky.

Stylized illustration of economic concepts with graphs, gears, cityscape, scales of justice, and a plant under a vibrant sky.

A thumbnail that reflects the following Why does economic activity vary over time and why does this matter? Conceptual understandings • Change in the conditions of the demand and supply sides of the economy cause economic activity to vary over time. • Fluctuations in economic activity impact the economic well-being of individuals and societies. • Different schools of macroeconomic thought identify different causes and offer different solutions for macroeconomic problems. Key concepts: scarcity, choice, efficiency, equity, economic well-being, sustainability, change, interdependence, intervention See more