Business Cycle:The periodic fluctuations in economic activity, characterized by alternating periods of expansion and contraction in GDP, employment, and other macroeconomic indicators.
Frictional Unemployment:The temporary unemployment that occurs as workers move between jobs or enter the labor force for the first time.
Structural Unemployment:The unemployment that arises from a mismatch between the skills of workers and the skills demanded by employers, often due to technological changes or shifts in the economy.