Seasonality: economic data and model estimation (ABSTRACT), Monthly Labor Review Online, Dec. 1994

Seasonality: economic data and model estimation

Ted Jaditz
Economist, Office of Prices and Living Conditions, Bureau or Labor Statistics

Seasonality is a pattern that more or less repeats itself each year, although this pattern may drift or change in amplitude over time. The study of seasonality also is linked to the study of business cycles. This article explores the question of what seasonality is, examining the impact of weather, predictable and regular calendar events, and social conventions on seasonal variations in data.

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Related BLS programs
BLS does not have any programs that directly relate to the topic of this article. Seasonal adjustment is used in a variety of BLS programs, including Labor Force Statistics from the Current Population Survey, National Current Employment Statistics, Consumer Price Indexes, Producer Price Indexes, and Employment Cost Indexes.

Related Monthly Labor Review articles
Seasonal adjustment of Producer Price Index for passenger cars. June 1996. (Report)

Seasonal adjustment of quarterly consumer expenditure series. December 1994.

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