Preistrends
Preistrends, or price trends, describe the directional movement of prices for goods, services, or financial assets over time. They capture patterns in which prices rise, fall, or move within a range, distinct from the level of prices at a given moment and from inflation. Understanding price trends helps analysts forecast movement and compare performance across markets.
To analyze price trends, time series methods separate a trend from seasonal and irregular components. Common
Trends are driven by factors such as demand and supply, production costs, monetary policy, exchange rates, and
Applications include macroeconomic analysis, business planning, inflation forecasting, and risk management. Examples include long-run consumer price
Limitations include data revisions, non-stationarity, and structural breaks that complicate simple trend models. Trends are probabilistic