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Getting Started

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The EXPAND Procedure

Overview
Getting Started
Converting to Higher Frequency Series Aggregating to Lower Frequency Series Combining Time Series with Different Frequencies Interpolating Missing Values Requesting Different Interpolation Methods Using the ID Statement Specifying Observation Characteristics Converting Observation Characteristics Creating New Variables Transforming Series
Syntax
Functional Summary PROC EXPAND Statement BY Statement CONVERT Statement ID Statement
Details
Frequency Conversion Identifying Observations Range of Output Observations Extrapolation OBSERVED= Option Conversion Methods Transformation Operations OUT= Data Set OUTEST= Data Set ODS Graphics
Examples
Combining Monthly and Quarterly Data Illustration of ODS Graphics Interpolating Irregular Observations Using Transformations
References

Getting Started: EXPAND Procedure

Converting to Higher Frequency Series
Aggregating to Lower Frequency Series
Combining Time Series with Different Frequencies
Interpolating Missing Values
Requesting Different Interpolation Methods
Using the ID Statement
Specifying Observation Characteristics
Converting Observation Characteristics
Creating New Variables
Transforming Series

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