\ This article presents estimates of the almost Ideal demand system (AIDS) for four food groups_and compares these estimates WI~h the AIDS' own linear approximate versIOn and the linear expenditure system The AIDS IS indirectly nonadditive and has several desirable properties, maklng'lt a Viable demand system for analyzing food commodities Its linear approximate versIOn IS a good first-order ap...

Outbreak data and case–control studies have linked some serotypes to certain foods or exposures. Information obtained during outbreak investigation is a key tool in understanding which foods are common sources of pathogens contributing to foodborne infections. During outbreak investigations, illnesses can be linked to a particular food by using epidemiologic or laboratory evidence. We analyzed ...

Cucumber is one of the main vegetables in Iranian food basket. A wide range of pesticides are used for crops protection during the cultivation of vegetables such as cucumber due to heavy pest infestation. Analysis of pesticide residues in food and other environmental commodities have become essential requirement for consumers, producers, and food quality control authorities. This study was aime...

In December 2010, the United Nations Food and Agriculture Organization's Food Price Index surpassed its previous peak of June 2008, and prices remained at this level through September 2011. This pattern is creating justified fears of a renewal or intensification of the global food crisis. This paper reviews arguments and evidence to inform debates on how to regulate commodity futures markets in...

Reducing child malnutrition requires nutritious food, breastfeeding, improved hygiene, health services, and (prenatal) care. Poverty and food insecurity seriously constrain the accessibility of nutritious diets that have high protein quality, adequate micronutrient content and bioavailability, macrominerals and essential fatty acids, low antinutrient content, and high nutrient density. Diets ba...

in this study the consumption behavior of iranian urban households is analyzed for the eight main food commodities groups including cereal and its products, meat, milk and its products and eggs, fruits and vegetables, edible oils and butter, beverages, grains and nuts over 1974-2007. in this context, the flexible demand models such as quadratic expenditure, rotterdam, almost ideal demand system...

Logistics planning in disaster response phase involves dispatching commodities such as medical materials, personnel, food, etc. to affected areas as soon as possible to accelerate the relief operations. Since transportation vehicles in disaster situations can be considered as scarce resources, thus, the efficient usage of them is substantially important. In this study, we provide a dynamic vehi...

Abstract Nowadays, fishery and aquaculture products form an important fraction of the protein requirement and food of many people on the earth. The hike in prices of these essential products seems necessary owing to the increase in demand and consumption of these products in the country. The price transmission from the international market to the domestic market of tunas was  investigated in t...

Because of the important role that transportation, wholesaling, and retailing activities, commonly referred to as distribution or marketing activities, play most economies, a project is underway to develop a GTAP model and database that includes domestic margins. This paper reports on the type of margin data that has been collected and draws some general conclusions that will be useful in devel...