食品价格通胀预报和监测

Q3 Decision Sciences
Luís Silva e Silva, Christian A. Mongeau Ospina, Carola Fabi
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引用次数: 0

摘要

粮食价格上涨可能会迅速将弱势群体推向粮食不安全的境地,尤其是在发展中经济体和低收入国家,因为在这些国家,最贫困家庭可用的财政资源中很大一部分都花在了粮食上。为了掌握食品价格飙升的情况并帮助设计缓解措施,我们开发了两个互补产品:一个是预测模型,用于估算截至当月的官方食品消费价格通胀率;另一个是每日食品价格监测器,用于检查几种基本食品的增长率是否超过统计阈值。设计这两个产品时考虑到,快速获取数据和自动提取见解是决策者不可或缺的工具,尤其是在危机时期。我们的框架有三个主要特点。首先,我们利用两个非传统数据源来强调实时信息的重要性:一个是众包的每日食品价格信息库,另一个是从报纸文章中获得的文本见解。其次,我们的框架提供了一个全球视角,涵盖 225 个国家和地区,从而能够监测全球范围内的食品价格动态。第三,每天可通过直观、用户友好的交互式仪表板获取结果。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Food price inflation nowcasting and monitoring
Rising food prices may rapidly push vulnerable populations into food insecurity, especially in developing economies and in low-income countries, where a substantial share of the financial resources available to the poorest households is spent on food. To capture soaring food prices and help in designing mitigating measures, we developed two complementary products: a nowcasting model that estimates official food consumer price inflation up to the current month and a daily food price monitor that checks whether the growth rate of a few basic food commodities exceeds a statistical threshold. Both products were designed with the consideration that the rapid acquisition of data and the automated extraction of insights are indispensable tools for policymakers, particularly in times of crisis. Our framework is characterized by three key aspects. Firstly, we leverage two non-traditional data sources to emphasize the importance of real-time information: a crowdsourced repository of daily food prices and textual insights obtained from newspapers articles. Secondly, our framework offers a global perspective, encompassing 225 countries and territories, which enables the monitoring of food prices dynamics on a global scale. Thirdly, results are made accessible daily via an intuitive and user-friendly interactive dashboard.
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来源期刊
Statistical Journal of the IAOS
Statistical Journal of the IAOS Economics, Econometrics and Finance-Economics and Econometrics
CiteScore
1.30
自引率
0.00%
发文量
116
期刊介绍: This is the flagship journal of the International Association for Official Statistics and is expected to be widely circulated and subscribed to by individuals and institutions in all parts of the world. The main aim of the Journal is to support the IAOS mission by publishing articles to promote the understanding and advancement of official statistics and to foster the development of effective and efficient official statistical services on a global basis. Papers are expected to be of wide interest to readers. Such papers may or may not contain strictly original material. All papers are refereed.
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