Short-run equilibrium output refers to the level of real GDP that occurs when aggregate demand equals short-run aggregate supply, resulting in a stable price level. This situation reflects a balance in the economy where the quantity of goods and services demanded matches the quantity supplied at current prices, although it does not necessarily indicate full employment or optimal resource utilization. In this context, fluctuations in aggregate demand can lead to changes in output and employment levels, as firms respond to shifts in demand by adjusting their production.
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Short-run equilibrium output occurs at the intersection of the aggregate demand curve and the short-run aggregate supply curve.
In the short run, prices are sticky, meaning they do not adjust immediately to changes in demand or supply, leading to temporary imbalances.
When there is an increase in aggregate demand, short-run equilibrium output can rise, potentially resulting in higher employment levels.
Conversely, if aggregate demand decreases, short-run equilibrium output can fall, leading to increased unemployment and underutilization of resources.
Short-run equilibrium does not guarantee long-term economic stability; persistent imbalances may require policy interventions to restore equilibrium.
Review Questions
How does short-run equilibrium output differ from long-run equilibrium output, and what implications does this have for economic policy?
Short-run equilibrium output reflects the level of production when aggregate demand meets short-run aggregate supply, often resulting in fluctuations due to changing demand. In contrast, long-run equilibrium output occurs when the economy is at full employment and optimal resource utilization, aligning with potential GDP. Understanding this difference is crucial for policymakers because it informs them on how to address economic imbalances through fiscal or monetary policies to stabilize output over time.
Evaluate the effects of a sudden increase in aggregate demand on short-run equilibrium output and the potential risks involved.
A sudden increase in aggregate demand typically raises short-run equilibrium output as firms respond by increasing production to meet higher consumer demand. However, this may also lead to upward pressure on prices if resources become scarce or if firms cannot keep up with demand. The risks involved include inflationary pressures and possible overheating of the economy, which could necessitate contractionary measures later on to restore balance.
Assess how persistent deviations from short-run equilibrium output can impact long-term economic growth and stability.
Persistent deviations from short-run equilibrium output can hinder long-term economic growth by creating inefficiencies in resource allocation and leading to cycles of boom and bust. For instance, prolonged periods of underutilization can erode skills in the labor force, while excessive expansions can create inflationary bubbles. Ultimately, maintaining balance is essential for sustained economic stability and growth, which requires timely interventions by policymakers to correct imbalances before they become entrenched.
Related terms
Aggregate Demand: The total demand for goods and services within an economy at a given overall price level and in a given time period.
Short-run Aggregate Supply: The total production of goods and services that firms are willing and able to supply at a given overall price level in the short run.
Potential GDP: The maximum level of output an economy can produce without triggering inflation, representing full employment and optimal resource use.