Understanding the Phillips Curve

Who is mistakenly thought to have developed both the Phillips Curve and the Phillips head screwdriver?

• John Phillips

• William Phillips

• Phillip Johnson

• Jacob Clifford

What does the short-run Phillips Curve illustrate?

• A negative relationship between inflation and unemployment

• A positive relationship between inflation and unemployment

• A constant rate of inflation

• No relationship between inflation and unemployment

In the context of the Phillips Curve, what does a negative output gap indicate?

• Low inflation and low unemployment

• High inflation and high unemployment

• Low inflation and high unemployment

• High inflation and low unemployment

How is the long-run Phillips Curve represented?

• As an upward sloping curve

• As a horizontal line

• As a downward sloping curve

• As a vertical line

What happens to the short-run Phillips Curve when aggregate demand increases?

• It becomes vertical

• It shifts to the left

• It shifts to the right

• There is movement along the curve

What is the effect of a decrease in aggregate supply on the short-run Phillips Curve?

• It shifts to the right

• It shifts to the left

• There is movement along the curve

• It becomes horizontal

What is the long-term effect on the economy when it self-adjusts?

• It remains in a recession

• It achieves full employment

• It experiences hyperinflation

• It faces constant unemployment

Why did the Phillips Curve lose some of its predictability in the 1970s?

• Because it no longer accurately reflected the real-world economy

• Due to changes in monetary policy

• Because of technological advancements

• Due to a global economic boom

Despite its limitations, why is the Phillips Curve still considered an important tool?

• It provides a basic understanding of inflation and unemployment

• It is the only tool available

• It is easy to draw

• It is always accurate

What is the main takeaway regarding the Phillips Curve and its relevance?

• It is completely outdated

• It is a fundamental concept that still holds some value

• It should be removed from all textbooks

• It is only useful for historical analysis