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使用jdemetra+进行季节调整的实用指南

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使用jdemetra+进行季节调整的实用指南

PRACTICAL GUIDE ONSEASONAL ADJUSTMENT DECEMBER 2025 Creative Commons Attribution 3.0 IGO license (CC BY 3.0 IGO) © 2025 Asian Development Bank6 ADB Avenue, Mandaluyong City, 1550 Metro Manila, Philippines Some rights reserved. Published in 2025. ISBN 978-92-9277-611-4 (print); 978-92-9277-612-1 (PDF); 978-92-9277-613-8 (ebook)Publication Stock No. TIM250534-2 The views expressed in this publication are those of the authors and do not necessarily reflect the views and policiesof the Asian Development Bank (ADB) or its Board of Governors or the governments they represent. ADB does not guarantee the accuracy of the data included in this publication and accepts no responsibility for anyconsequence of their use. The mention of specific companies or products of manufacturers does not imply that they By making any designation of or reference to a particular territory or geographic area in this document, ADB does notintend to make any judgments as to the legal or other status of any territory or area. This publication is available under the Creative Commons Attribution 3.0 IGO license (CC BY 3.0 IGO)https://creativecommons.org/licenses/by/3.0/igo/. By using the content of this publication, you agree to be boundby the terms of this license. For attribution, translations, adaptations, and permissions, please read the provisions This CC license does not apply to non-ADB copyright materials in this publication. If the material is attributedto another source, please contact the copyright owner or publisher of that source for permission to reproduce it. Please contact pubsmarketing@adb.org if you have questions or comments with respect to content, or if you wishto obtain copyright permission for your intended use that does not fall within these terms, or for permission to use CONTENTS 1INTRODUCTION1 5SEASONAL ADJUSTMENT 5.1 Specifications and User-Regressors5.2 Single Processing5.3 TABLES AND FIGURES TABLES 3.1.1Structure of Source Data for JDemetra+4.2.1Default Special Holidays in JDemetra+4.6.1Structure of an Excel File for External User-Defined Variables4.6.2Aggregated Monthly Values4.6.3Mean-Adjusted Regressors FIGURES 3.1.1JDemetra+ Default Window3.2.1Importing Data to JDemetra+3.3.1List Panel Display of Variables4.1.1Adding a National Calendar4.3.1Adding a Fixed Holiday4.4.1Adding an Easter-Related Holiday4.5.1Adding Fixed Week to the National Calendar4.6.1Adding User-Defined Regressors4.6.2Installing TransReg Plugin5.1.1Layout of the Specification Dialogue Box5.1.2Workflow for Custom Specification Setup5.1.3Series Panel5.1.4Estimate Panel5.1.5Transformation Panel 6.2.1Charts Node6.2.2Seasonal–Irregular Ratio6.3.1Forecast Panel6.3.2Regressors Window6.3.3ARIMA Window6.3.4Pre-Adjusted Series ACKNOWLEDGMENTS The Practical Guide to Seasonal Adjustment with JDemetra+ was prepared by the Data Division withinthe Economic Research and Development Impact Department at the Asian Development Bank.The Data Division wishes to recognize the contributions of the project team and also the statistical partners We acknowledge the Statistical Committee of the Republic of Armenia and Kazakhstan Bureau ofNational Statistics for their active engagement and technical collaboration in advancing seasonaladjustment activities. Their openness to innovation and commitment to improving the quality and We sincerely appreciate the unwavering support from Statistical Committee of the Republic of Armeniaparticularly Stepan Mnatsakanyan (president); Anahit Safyan and Gagik Ananyan (deputy presidents);Lilit Petrosyan (board member); Lusya Khachatryan, Seda Movsisyan, Arus Tonapetyan, SusannaKhachatryan, Anna Vardanyan, Kristina Israelyan, Nane Dnoyan, and Naira Baboyan from theMacroeconomic Indicators and National Accounts Division; and Mariam Yeritsyan, Gayane Petrosyan,and Arpine Mkhitaryan from the Price Statistics and International Comparisons Division. Further, a bigthank you to the Kazakhstan Bureau of National Statistics especially Turlubayev Maxat Kairatovich (head);Asset Nakipbekov, Zaure Zhunussova, and Gabiden Torebekov from the Department of NationalAccounts; Natalia Belonosova, Lyazzat Sailaukyzy, and Gulnar Bekisheva from the Department ofLabor and Standard of Living Statistics; Aida Isabekova, Irina Torgautova, Zamzagul Dautova, and AlinaBeisebekova from the Department of Production and Environmental Statistics; and Marina Misyura,Gulzhikhan Aigozina, Svetlana Grigorieva, Gulnur Begalina, and Saltanat Kairbekova from the Department The successful implementation of seasonal adjustment methodologies in Armenia and Kazakhstanwas spearheaded by Stefan Schipper. The project team members composed of Pamela Lapitan,Gevorg Minasyan, Aizhan Bolatbayeva, and Alisher Tolepbergen provided support during the workshops,technical exchanges, and capacity-building efforts in Armenia and Kazakhstan. Brad Earvin Zuniga and The Asian Development Bank’s partnership with Armenia and Kazakhstan is strengthening resilient,responsiv