ECON 221: Macroeconomics

Explore the fundamental concept of the circular-flow diagram in economics, which simplifies the intricate interactions between households and firms. Includes examples illustrating how money, labor, and services flow between these economic actors.

Explore the differences between the Four-firm Concentration Ratio and the Herfindahl-Hirschman Index. Understand how they assess market concentration and dominance. Get insights into market power dynamics by comparing these two indices.

Unravel the complexities of long-run economic growth and its driving factors. Discover why rising productivity stands out as the cornerstone of sustainable economic expansion. Understand the role of various elements in shaping a nation's economic trajectory.

This video explores the causes of lags in the impact of monetary and fiscal policy on aggregate demand, drawing analogies to recognizing seasonal changes, adjusting cooking temperatures, and waiting for planted seeds to grow, and discusses the implications of these lags for the debate between active and passive economic policy approaches.

Explore economics with a focus on scarcity, supply and demand, and elasticity. Gain practical insights into decision-making and economic principles that impact our world.

Explore the dynamics of frictional unemployment in a constantly changing economy. Learn about government roles and strategies in mitigating its impacts. Understand how workforce transitions can be made smoother with informed interventions.