Google

This concept defines the ideal initial state for analyzing economic shocks. An economy is in this 'sweet spot' when it simultaneously meets two conditions: it is in supply-side equilibrium, meaning the labor market is stable with no bargaining gap, and its inflation rate is equal to the established policy target. This represents a baseline of both internal and price stability.

The Policymaker's 'Sweet Spot' as an Initial Equilibrium

This three-panel diagram illustrates the immediate economic consequences of a negative supply shock, such as an oil price increase.
1.  **WS-PS Diagram (Top Panel):** This panel shows the labor market (real wage vs. employment). The shock shifts the price-setting curve down, for example from a real wage of 100 to 98. The economy moves from the initial supply-side equilibrium at point A on the 'PS curve (initial oil prices)' to point B on the 'PS curve (new oil price)'. This occurs at the same employment level ($N_{SSE}$), opening a 2% positive bargaining gap.
2.  **Phillips Curve Diagram (Middle Panel):** This panel shows the relationship between inflation and employment. The downward shift of the PS curve causes the Phillips curve to shift upward. The economy jumps from point A on the original Phillips curve (with 2% expected inflation) to point B on the new, higher Phillips curve. At the same employment level ($N_{SSE}$), inflation immediately increases from 2% to 4%.
3.  **Multiplier Diagram (Bottom Panel):** This panel shows aggregate demand and output. It is assumed that aggregate demand (AD) remains unchanged immediately after the shock. Therefore, the economy's output level remains at the initial supply-side equilibrium, $Y_{SSE}$, corresponding to points A and B.

Figure 5.7: Multi-Panel Diagram of a Negative Supply Shock's Immediate Impact

A central bank is preparing to analyze the potential impact of a global economic shock. To establish a clear baseline, they need to identify an initial economic state characterized by both internal (labor market) stability and price stability. Which of the following scenarios describes this ideal initial equilibrium?

An economic analyst is preparing to model the impact of a potential international trade disruption. To establish a clear baseline, they assess the economy's current state:

- The labor market is stable, with no upward or downward pressure on wages beyond productivity gains.
- The current rate of inflation is 3%.
- The central bank's publicly stated inflation target is 2%.

Based on this information, is this economy in the ideal initial state for the analyst's model? Justify your answer by evaluating the economy against the two key conditions for this state.

Evaluating an Economy's Initial State

When economists analyze the impact of a shock, they often start from an ideal baseline. Describe the two distinct conditions that define this ideal initial state for an economy.

Defining the Ideal Economic Baseline

An economy is considered to be in an ideal initial state for policy analysis if its labor market is in equilibrium, even if the current inflation rate is higher than the central bank's target.

Learn Before

Related