The term "Business Cycle" is used to describe the upward and downward swings in economic activity over time.

The four phases of the business cycle are Expansion, Peak, Contraction, and Trough.

The term "Expansion" is used to describe a period of sustained economic growth.

The term "Peak" is used to describe the highest point of economic activity in a business cycle.

The term "Contraction" is used to describe a period of sustained economic decline.

The term "Trough" is used to describe the lowest point of economic activity in a business cycle.

Gross Domestic Product (GDP), Unemployment Rate, Inflation Rate, and Consumer Confidence Index are all key indicators used to measure economic activity.

Technological Innovations, Changes in Government Policy, Natural Disasters, and Global Economic Conditions can all be factors that cause business cycles.

Changes in Employment Levels, Changes in Output and Income, Changes in Prices, and Changes in Investment and Consumption are all consequences of business cycles.

Fiscal Policy, Monetary Policy, and Structural Reforms can all be used by governments to try to stabilize the economy and reduce the impact of business cycles.

A depression is a more severe economic downturn than a recession.

The term "Secular Stagnation" is used to describe a period of prolonged economic stagnation.

The term "Economic Boom" is used to describe a period of rapid economic growth.

The term "Economic Slowdown" is used to describe a period of mild economic decline.

The term "Stagflation" is used to describe a period of economic growth that is accompanied by rising inflation.