Condition for Falling Inflation under Adaptive Expectations
Within the adaptive expectations model of the Phillips curve, where inflation is defined as , a reduction in the inflation rate (disinflation) occurs when current inflation is less than last period's inflation (). This inequality holds true only when the bargaining gap is negative (), mathematically demonstrating that a negative bargaining gap is the necessary condition to lower inflation.
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Condition for Falling Inflation under Adaptive Expectations
Inflation Dynamics in a Booming Economy
An economy's inflation rate last year was 3%. This year, the bargaining gap is +2%. If economic agents form their inflation expectations based on last year's inflation rate, what will be the inflation rate this year?
In an economic model where inflation expectations for the current period are based on the actual inflation rate of the previous period, what is the consequence of a positive bargaining gap that persists for several consecutive years?
In an economic model where inflation expectations are based on the previous period's inflation rate, the current inflation rate will be equal to the previous period's inflation rate if, and only if, the bargaining gap is zero.
Analyzing the Bargaining Gap
An economy's inflation rate is observed to be 3% in Year 1, 5% in Year 2, and 7% in Year 3. If it is assumed that people's expectation of inflation in any given year is equal to the actual inflation rate of the previous year, what can be concluded about the bargaining gap during this period?
Explaining the Wage-Price Spiral Mechanism
Suppose an economy experienced an inflation rate of 5% last year. The central bank's goal is to achieve an inflation rate of 3% this year. Assuming economic agents form their inflation expectations based on last year's actual inflation rate, what must the bargaining gap be this year for the central bank to meet its target?
An economy starts with zero inflation. A persistent positive bargaining gap then emerges. Assuming people's inflation expectations for any given period are based on the actual inflation rate of the previous period, arrange the following events in the correct chronological order to describe the resulting wage-price spiral.
A government official claims that to permanently lower inflation from 5% to a new, stable rate of 3%, it is sufficient to implement a policy that creates a temporary, one-period negative bargaining gap of -2%. After this single period, the bargaining gap will return to zero. Within a framework where inflation expectations are based on the previous period's inflation rate, is this claim correct?
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Disinflation Policy Scenario
In an economy where inflation expectations are based on the previous year's rate, last year's inflation was 4%. This year, the bargaining gap is -1.5%. What will be the inflation rate this year?
In an economic model where this period's expected inflation is based on last period's actual inflation, a government policy that successfully creates a positive bargaining gap will lead to a reduction in the rate of inflation.
The Mechanism of Disinflation
A central bank observes that last year's inflation rate was 5%. Its primary goal for the current year is to achieve an inflation rate below 5%. In an economy where inflation expectations are formed by looking at the previous year's rate, which of the following economic conditions must be realized for the central bank to succeed?
In an economy where inflation expectations are based on the previous period's inflation rate, policymakers observe that the current inflation rate of 3% is lower than the previous period's rate of 5%. Based on this information alone, what can be inferred about the current state of the economy?
Evaluating a Policy Statement on Inflation
In an economic model where the current inflation rate is determined by adding the current bargaining gap to the previous period's inflation rate, a fall in the rate of inflation will only occur if the bargaining gap is ____.
In an economic model where the current inflation rate is determined by the previous period's inflation rate plus a bargaining gap, match each state of the bargaining gap to its resulting effect on the rate of inflation.
Comparing Disinflationary Policies