English
Related papers

Related papers: How much does SNAP Matter? SNAP's Effects on Food …

200 papers

Using an unbalanced panel data covering 75 countries from 1991 to 2019, we explore how the political risk impacts on food reserve ratio. The empirical findings show that an increasing political risk negatively affect food reserve ratio, and…

General Economics · Economics 2022-06-27 Kai Xing , Shang Li , Xiaoguang Yang

We introduce SNAP (Self-coNsistent Agreement Principle), a self-supervised framework for robust computation based on mutual agreement. Based on an Agreement-Reliability Hypothesis SNAP assigns weights that quantify agreement, emphasizing…

Machine Learning · Computer Science 2026-02-03 Xiaoyi Jiang , Andreas Nienkötter

Food market accessibility is a critical yet underexplored dimension of food systems, particularly in low- and middle-income countries. In this paper, we present a continent-wide assessment of spatial food market accessibility in Africa,…

Accurate food intake monitoring is crucial for maintaining a healthy diet and preventing nutrition-related diseases. With the diverse range of foods consumed across various cultures, classic food classification models have limitations due…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Hassan Kazemi Tehrani , Jun Cai , Abbas Yekanlou , Sylvia Santosa

Monitoring dietary intake is a crucial aspect of promoting healthy living. In recent years, advances in computer vision technology have facilitated dietary intake monitoring through the use of images and depth cameras. However, the current…

Computer Vision and Pattern Recognition · Computer Science 2024-05-15 Aaryam Sharma , Chris Czarnecki , Yuhao Chen , Pengcheng Xi , Linlin Xu , Alexander Wong

Most people around the world still lack access to sufficient quantities of all food groups needed for an active and healthy life. This study traces historical and projected changes in global food systems toward alignment with the new…

General Economics · Economics 2024-10-10 Leah Costlow , Anna Herforth , Timothy B. Sulser , Nicola Cenacchi , William A. Masters

The Paycheck Protection Program (PPP) was the largest targeted business support program in the United States, yet its firm-level effects remain contested. I link administrative PPP and SBA 7(a) records to a near-universe panel of U.S.…

General Economics · Economics 2025-12-29 Chunyu Qu

This study proposes an approach for predicting the impacts of scenarios on food security and demonstrates its application in a case study. The approach involves two main steps: (1) scenario definition, in which the end user specifies the…

Machine Learning · Computer Science 2023-01-25 Rachid Belmeskine , Abed Benaichouche

The stability of the global food supply network is critical for ensuring food security. This study constructs an aggregated international food supply network based on the trade data of four staple crops and evaluates its structural…

General Economics · Economics 2025-04-15 Han-Yu Zhu , Yin-Ting Zhang , Wen-Jie Xie , Wei-Xing Zhou

We investigate the estimation of subgroup treatment effects with observational data. Existing propensity score matching and weighting methods are mostly developed for estimating overall treatment effect. Although the true propensity score…

Methodology · Statistics 2017-07-20 Jing Dong , Junni L Zhang , Fan Li

This paper presents an integrating decision support system to model food security in the UK. In ever-larger dynamic systems, such as the food system, it is increasingly difficult for decision-makers to effectively account for all the…

Applications · Statistics 2020-04-16 Martine J. Barons , Thais C. O. Fonseca , Andy Davis , Jim Q. Smith

In this article, we assess the benefits of coordination and partnerships between governments and private insurers, and provide further evidence for microinsurance products as powerful and cost-effective tools for achieving poverty…

We examine the impact of livelihood diversification on food insecurity amid the COVID-19 pandemic. Our analysis uses household panel data from Ethiopia, Malawi, and Nigeria in which the first round was collected immediately prior to the…

General Economics · Economics 2025-07-21 Ann M. Furbush , Anna Josephson , Talip Kilic , Jeffrey D. Michler

The cost and affordability of least-cost healthy diets by time and place are increasingly used as a proxy for access to nutrient-adequate diets. Recent work has focused on the nutrient requirements of individuals, although most food and…

General Economics · Economics 2022-07-18 Kate R. Schneider , Luc Christiaensen , Patrick Webb , William A. Masters

Climate change will jeopardize food security. Food security involves the robustness of the global agri-food system. This agri-food system is intricately connected to systems centering around health, economy, social-cultural diversity, and…

Physics and Society · Physics 2023-11-16 Marcel B. J. Meinders , Jack Yang , Erik van der Linden

In this paper, we analyze the long-term distributive impact of climate change through rising food prices. We use a standard incomplete markets model and account for non-linear Engel curves for food consumption. For the calibration of our…

General Economics · Economics 2023-10-31 Alkis Blanz

This paper develops a microsimulation model to simulate the distributional impact of price changes using Household Budget Survey data, income survey data and an Input Output Model. The primary purpose is to describe the model components.…

General Economics · Economics 2024-03-26 Cathal ODonoghue , Beenish Amjad , Jules Linden , Nora Lustig , Denisa Sologon , Yang Wang

We propose a simple framework to measure consumption insurance against income shocks that accounts for higher-order moments of the income distribution. We derive a nonlinear consumption function in which the extent of insurance varies with…

General Economics · Economics 2025-11-13 Anisha Ghosh , Alexandros Theloudis

This paper examines the effects of the 2019 universalization of Mexico's Social Pension Program (PAM), one of the country's most expansive and politically salient social programs. The reform simultaneously increased the cash transfer and…

General Economics · Economics 2026-02-17 Oscar Galvez-Soriano , Raymundo Ramirez Peralta

The U.S. launched the Secure Pork Supply (SPS) Plan for Continuity of Business, a voluntary program providing foreign animal disease (FAD) guidance and setting biosecurity standards to maintain business continuity amid FAD outbreaks. The…

Populations and Evolution · Quantitative Biology 2025-09-16 Christian Fleming , Kelsey Mills , Nicolas Cardenas , Jason A. Galvis , Gustavo Machado