INTRODUCTION There is growing interest in how the physical environment influences obesity. Few studies have considered how the food retail environment surrounding schools influences overweight in students. OBJECTIVE To determine whether there is a relationship between food retailers surrounding schools and overweight among Canadian youth. DESIGN Cross-sectional study. SETTING/METHODS/SUBJEC...

We study a repeated newsvendor game with transshipments. In every period n retailers face a stochastic demand for an identical product and independently place their inventory orders before demand realization. After observing the actual demand, each retailer decides how much of her leftover inventory or unsatisfied demand she wants to share with the other retailers. Residual inventories are then...

Measurements of neighborhood exposures likely vary depending on the definition of "neighborhood" selected. This study examined the extent to which neighborhood definition influences findings regarding spatial accessibility to tobacco retailers among youth. We defined spatial accessibility to tobacco retailers (i.e., tobacco retail density, closest tobacco retailer, and average distance to the c...

This study compares prices offered by multiple Internet retailers. This task is challenging because e-tailers cannot present their entire assortments to each consumer. Therefore, the quality of the product assortments presented by different e-tailers to each consumer is not directly comparable on an item-by-item basis, resulting in nonhomogeneous offerings across retailers. We further consider ...

In this paper, the Bertrand's price competition in the retail duopoly with asymmetric costs is analyzed. Retailers sell substitute products in the framework of the classical economic order quantity (EOQ) model with linear demand function. The market potential and competitor price are considered to be the bifurcation parameters of retailers. Levels of the barriers to market penetration depending...

We address the problem of supply chain performance when the retailers have bargaining power. In particular, in a supply chain with one supplier selling to multiple competing retailers, we investigate the effect of retailer bargaining power in the allocation of total supply chain profit among all channel members. We model a retailer’s bargaining power through its ability to set reservation profi...

The study was carried out to evaluate community pharmacists' and drug retailers' knowledge and perceptions about generic medicines. A cross-sectional descriptive study, with a questionnaire, was conducted to survey community pharmacists and drug retailers working in 39 randomly selected private pharmacies from two towns of Tamil Nadu, India. Among 66 respondents (pharmacists and drug retailers)...

Recent IT research has analyzed how the performance of IT-enabled markets may differ from conventional markets. This literature has made two unexpected empirical findings. First, ITenabled markets for commodity goods exhibit significant price dispersion. Second, well-known retailers in these markets appear to cooperate to set high prices. This paper presents an analytic model, and confirmatory ...

This study aims to minimize the total cost of a four-echelon supply chain including suppliers, an assembler, distributers, and retailers. The total cost consists of purchasing raw materials from the suppliers by the assembler, assembling the final product, materials transportation from the suppliers to the assembler, product transportation from the assembler to the distributors, product transpo...