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Feeder cattle genomic tests: Analyzing cattle producer adoption decisions 饲养牛基因组测试:分析牛生产者采用决定
Pub Date : 2023-05-12 DOI: 10.1002/jaa2.61
Karen L. DeLong, Kimberly L. Jensen, Andrew P. Griffith, Christopher N. Boyer, Charley C. Martinez

Genomic tests (GTs) provide information about the expected performance of cattle. Cattle producer survey results indicated that 56% of producers were interested in using GTs for marketing cattle and 74% would use GTs to select replacement heifers. If interested in using GTs to market cattle, on average, producers indicated they were willing to pay $21/head and test 55% of their animals. For replacement heifers, on average, they were willing to pay $23/head and test 77% of their heifers. A conditional mixed process regression framework found producer characteristics and risk preferences were associated with the decisions involved in using GTs.

Andrew P.Griffith,农业与资源经济学系教授Karen L.DeLong,农业与经济资源经济学系副教授Kim L.Jenson,农业与能源经济学系教授Chris N.Boyer,农业与环境经济学系教授Charley Martinez,助理教授,农业与资源经济系
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引用次数: 0
The value of product attributes for farmed oysters: A hedonic price analysis of US restaurant menus 养殖牡蛎的产品属性价值:美国餐馆菜单的享乐价格分析
Pub Date : 2023-05-04 DOI: 10.1002/jaa2.58
Robert Botta, Taryn Garlock, Frank Asche, Edward V. Camp, Andrew Ropicki

The price of most food products is a function of attributes related to the product itself and signals associated with product features. Using a novel data source, online restaurant menus, this study examines the impact of various attributes on raw, half shell oyster prices in the United States. We find that oyster value is significantly affected by region, as well as the amount and type of information provided. West coast oysters, oysters sold in the Pacific region, and oysters sold on menus with additional information receive the highest price premiums. These findings suggest significant market segmentation exists within the United States.

大多数食品的价格是与产品本身相关的属性和与产品特征相关的信号的函数。本研究使用一种新颖的数据源——在线餐厅菜单,研究了各种属性对美国生蚝半壳价格的影响。我们发现牡蛎的价值受到地区的显著影响,以及提供信息的数量和类型。西海岸牡蛎、太平洋地区牡蛎、菜单上附加信息的牡蛎溢价最高。这些发现表明,在美国存在显著的市场细分。
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引用次数: 1
Consumer responses to nutrition labels in China 中国消费者对营养标签的反应
Pub Date : 2023-05-03 DOI: 10.1002/jaa2.57
Chen Zhu, Rigoberto A. Lopez, Chen Zhen, Qiran Zhao

As a cost-effective way to promote healthy eating habits and prevent obesity, nutrition labeling has drawn great public interest around the world. China implemented its first mandatory nutrition labeling regulation under the National Food Safety Standard for Nutrition Labeling of Pre-packaged Foods (GB28050-2011) in 2013. Focusing on the Chinese carbonated soft drinks market and using a mixed logit model based on 132,849 purchase records from over 40,000 households, this study investigates consumers' responses to nutrition labels. Empirical results show that nutrition labeling induces Chinese consumers to select relatively healthier products and could be a prominent policy tool for sugar reduction.

营养标签作为促进健康饮食习惯和预防肥胖的一种经济有效的方式,在世界范围内引起了极大的关注。2013年,中国根据《预包装食品营养标签国家食品安全标准》(GB28050-2011)实施了第一个强制性营养标签法规。本研究以中国碳酸软饮料市场为研究对象,采用混合logit模型,基于来自4万多户家庭的132,849份购买记录,调查消费者对营养标签的反应。实证结果表明,营养标签可以引导中国消费者选择相对健康的产品,并可以成为减少糖的重要政策工具。
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引用次数: 0
Dairy workers' preferences for compensatory benefits: A field choice experiment with US immigrants and students 乳品工人对补偿性福利的偏好:美国移民和学生的实地选择实验
Pub Date : 2023-05-03 DOI: 10.1002/jaa2.54
Vincenzina Caputo, Danielle M. Kaminski, Maria Porter

We designed a discrete choice experiment to elicit preferences for compensatory benefits among two sets of workers in the dairy sector: immigrants and US college students planning to work in the sector. We find that immigrants rank benefits as follows (highest to lowest): retirement plan, health insurance, milk quality incentive bonus, housing assistance, and a bonus meat allotment. Immigrant workers are willing to pay more for a retirement plan and health insurance than college students. Neither group prefers to work more than 48 h per week. Our findings inform ongoing debates on the role of immigrant and industry-trained dairy workers.

我们设计了一个离散选择实验,以引出两组乳制品行业工人:移民和计划在该行业工作的美国大学生对补偿性福利的偏好。我们发现移民对福利的排名如下(从高到低):退休计划、健康保险、牛奶质量激励奖金、住房援助和肉类奖金分配。移民工人比大学生愿意为退休计划和健康保险支付更多的钱。两组人都不喜欢每周工作超过48小时。我们的研究结果为正在进行的关于移民和行业培训的乳制品工人的作用的辩论提供了信息。
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引用次数: 0
Survival and growth of organic farms over the long-run 有机农场的长期生存和发展
Pub Date : 2023-05-01 DOI: 10.1002/jaa2.53
Michael P. Brady, David Granatstein, Elizabeth Kirby

We analyze a detailed record of organic farm entry, exit, and growth for Washington State covering nearly all organic farms dating back to the beginning of the organic industry to better understand the relationship between farm characteristics, market conditions, and farm success. We find that organic farms are most likely to exit in the first 2 years after entering. Changes in industry scale and concentration are driven by exit and size adjustment decisions made by larger farms, whereas small farms are less sensitive to market conditions and have higher exit rates and lower growth rates.

我们分析了华盛顿州有机农场进入、退出和增长的详细记录,涵盖了几乎所有有机农场,可以追溯到有机产业的开始,以更好地理解农场特征、市场条件和农场成功之间的关系。我们发现,有机农场在进入后的前两年最有可能退出。产业规模和集中度的变化是由大型养殖场的退出和规模调整决策驱动的,而小型养殖场对市场状况的敏感度较低,退出率较高,增长率较低。
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引用次数: 0
Agricultural policy uncertainty and its impact on commodity markets 农业政策的不确定性及其对商品市场的影响
Pub Date : 2023-04-28 DOI: 10.1002/jaa2.56
Xiaodong Du, Fengxia Dong

We construct an agricultural policy uncertainty (APU) index from leading national and local newspapers in major agricultural states in the United States from January 1999 to September 2021. Our analysis shows that economic policy uncertainty Granger causes APU linearly in the short run, but the relationship is nonlinear and bidirectional in the long run. When economic policy uncertainty is considered, APU significantly reduces hedgers' net short positions and speculators' net long positions (except for corn hedgers) in the corn and soybean markets. APU also has a significant positive impact on the log returns of corn and soybean futures prices, consistent with the theory of storage where commodity returns and volatility are positively correlated.

从1999年1月至2021年9月,我们利用美国主要农业州的主要国家和地方报纸构建了农业政策不确定性(APU)指数。分析表明,经济政策不确定性对APU的影响在短期内呈线性关系,但在长期内呈非线性双向关系。当考虑经济政策的不确定性时,APU显著减少了玉米和大豆市场上对冲者的净空头头寸和投机者的净多头头寸(玉米对冲者除外)。APU对玉米和大豆期货价格的对数收益也有显著的正向影响,这与仓储理论一致,仓储理论认为商品收益与波动率呈正相关。
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引用次数: 0
Household food waste trending upwards in the United States: Insights from a National Tracking Survey 美国家庭食物浪费呈上升趋势:来自全国跟踪调查的见解
Pub Date : 2023-04-28 DOI: 10.1002/jaa2.59
Ran Li, Yiheng Shu, Kathryn E. Bender, Brian E. Roe

Three successive administrations have supported the United States' 2015 goal to reduce food waste. Households waste more food than other supply chain segments, however, few data sources are available to track US households' progress toward this goal. We provide insights from the first four waves of a novel national survey designed to track such waste. We find a 280% year-over-year increase in self-reported waste between early 2021 and early 2022, which militates against national goal achievement. We find households wasted more food during weeks they dined out and that sample households dined out significantly more in 2022 than in 2021.

连续三届政府都支持美国2015年减少食物浪费的目标。家庭浪费的食物比其他供应链部门更多,然而,几乎没有数据来源可以追踪美国家庭在实现这一目标方面的进展。我们提供了一项旨在跟踪此类废物的新的全国调查的前四波中的见解。我们发现,在2021年初至2022年初期间,自我报告的废物同比增加了280%,这不利于国家目标的实现。我们发现,家庭在外出就餐的几周内浪费了更多的食物,样本家庭在2022年外出就餐的次数明显多于2021年。
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引用次数: 0
Meat processing plant survival: The role of plant and regional characteristics 肉类加工厂的生存:植物的作用和地域特点
Pub Date : 2023-04-26 DOI: 10.1002/jaa2.55
Catherine Isley, Sarah A. Low

Federal and state governments are making major investments in expanded meat processor capacity and improved industry resilience. To improve decision-making, this research identifies characteristics related to the probability of meat processing plant survival using hazard analysis and establishment-level data on US meat processors (including beef, pork, goat, lamb and mutton, and large game processors) 1997–2020. We find plant survival is associated with both plant characteristics and local context, though specific factors related to survival vary with plant size and rurality. Smaller plants are less likely to survive than larger plants, and for smaller plants survival is most strongly related to business diversification. For larger plants, local context, including workforce variables, has the strongest relationship with survival. Our analysis shows little relationship between meat processing industry concentration and plant survival, though we find weak evidence of a positive relationship between industry concentration and large nonmetro plant survival.

联邦政府和州政府正在加大投资,扩大肉类加工企业的产能,提高行业的恢复能力。为了改进决策,本研究利用1997-2020年美国肉类加工商(包括牛肉、猪肉、山羊、羔羊和羊肉以及大型野味加工商)的危害分析和企业层面的数据,确定了与肉类加工厂生存概率相关的特征。我们发现植物的生存与植物特性和当地环境有关,尽管与生存相关的具体因素因植物大小和乡村性而异。小型工厂比大型工厂生存的可能性更小,而小型工厂的生存与业务多样化的关系最为密切。对于大型工厂来说,包括劳动力变量在内的当地环境与生存关系最为密切。我们的分析显示,肉类加工业集中度与植物存活率之间的关系不大,尽管我们发现工业集中度与大型非都市植物存活率之间存在正相关的微弱证据。
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引用次数: 0
Carbon mitigation payments can reduce the riskiness of bioenergy crop production 碳缓解付款可以降低生物能源作物生产的风险
Pub Date : 2023-04-18 DOI: 10.1002/jaa2.52
Fahd Majeed, Madhu Khanna, Ruiqing Miao, Elena Blanc-Betes, Tara Hudiburg, Evan DeLucia

Perennial bioenergy crops provide substantial carbon mitigation benefits but have risky returns. We couple economic analysis with a biogeochemical model (DayCent) to examine the effect of carbon mitigation payments on the spatially varying bioenergy crop returns and risk profiles relative to conventional crops across the rainfed United States. These payments increase the likelihood of positive profit in the Midwest for miscanthus and southern states for switchgrass. At low biomass prices, these payments make bioenergy crops appealing to risk-averse farmers. At moderate biomass prices, these payments make bioenergy crops appealing to all farmers regardless of risk preference.

多年生生物能源作物提供大量的碳减排效益,但回报有风险。我们将经济分析与生物地球化学模型(DayCent)相结合,以研究碳缓解支付对美国各地相对于传统作物的生物能源作物回报和风险分布的影响。这些支付增加了中西部芒草和南部柳枝稷获得正利润的可能性。在生物质能价格较低的情况下,这些补贴使生物能源作物对厌恶风险的农民具有吸引力。在生物质能价格适中的情况下,这些补贴使生物能源作物对所有农民都具有吸引力,无论他们的风险偏好如何。
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引用次数: 1
Digital tools for rural agriculture extension: Impacts of mobile-based advisories on agricultural practices in Southern India 农村农业推广的数字工具:移动咨询对印度南部农业实践的影响
Pub Date : 2023-03-15 DOI: 10.1002/jaa2.42
Rupika Singh, William Slotznick, Daniel Stein

This paper presents the results of a cluster-randomized controlled trial of a digital extension program in cashew-growing communities in Andhra Pradesh, India, which provided agricultural information using a combination of in-person video, SMS, and interactive voice recording messages. The study finds that the use of mobile channels significantly improved farmers’ recall, knowledge, and adoption of new techniques relative to farmers who only received videos. We do not find positive effects on farmer production or yield. We conclude that in our context, mobile-based services are a promising supplement that can improve farmer outcomes and boost the reach and inclusivity of agriculture extension.

本文介绍了印度安得拉邦腰果种植社区数字推广项目的集群随机对照试验结果,该项目通过结合现场视频、短信和交互式语音记录信息提供农业信息。研究发现,与只接收视频的农民相比,使用移动渠道显著提高了农民的回忆、知识和对新技术的采用。我们没有发现对农民生产或产量的积极影响。我们的结论是,在我们的情况下,基于移动的服务是一个有希望的补充,可以改善农民的成果,提高农业推广的覆盖面和包容性。
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引用次数: 0
期刊
Journal of the Agricultural and Applied Economics Association
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