secular deflation will cause a one time or continuous shift on the AD or LRAS?

Secular deflation refers to a sustained, long-term decrease in the general price level of goods and services. This can have several effects on the economy, including a shift in the Aggregate Demand (AD) curve or the Long-Run Aggregate Supply (LRAS) curve.

If secular deflation occurs, meaning the decrease in prices is persistent, it can lead to a decrease in consumer spending and investment. As the cost of goods and services decline, consumers and businesses may delay purchases, anticipating even lower prices in the future. This reduction in spending can cause a decrease in aggregate demand, shifting the AD curve to the left.

Furthermore, secular deflation can also impact the LRAS curve. In the long run, the LRAS curve represents the economy's potential output, assuming full employment and productive efficiency. If deflation becomes persistent, it can lead to reduced profitability and a decrease in business investment. This can result in the LRAS curve shifting to the left due to decreased productivity and potential output.

It's important to note that the impact of secular deflation on AD and LRAS may depend on other factors as well, such as monetary policy, fiscal policy, and overall economic conditions. Additionally, the specific effects can vary depending on the magnitude and duration of the deflationary pressure.

Secular deflation refers to a prolonged and sustained decrease in the general price level over time. When considering its impact on the macroeconomy, secular deflation would generally cause a continuous shift in the aggregate demand (AD) curve or the long-run aggregate supply (LRAS) curve.

1. Aggregate Demand (AD) Curve: Secular deflation can lead to a continuous shift in the AD curve. As prices decrease, consumers may postpone purchases, expecting prices to fall further. This decrease in consumer spending reduces aggregate demand and shifts the AD curve to the left.

2. Long-Run Aggregate Supply (LRAS) Curve: Alternatively, secular deflation could also result in a continuous shift in the LRAS curve. A sustained decrease in prices may indicate a decrease in production costs, such as lower input prices. This would lead to an increase in potential output and a rightward shift in the LRAS curve.

It is important to note that the specific effects of secular deflation on the AD and LRAS curves may vary depending on other economic factors and government policies.