Firms have lately been increasing their investments in digital video advertising at the expense of television advertising. We examine the efficacy of such investments with a media efficiency and saturation analysis on longitudinal datasets from a national restaurant chain, and a national food...

This paper presents a mathematical model for jointly optimizing base stock levels for the multiple items subject to service level goals. The proposed model uses the expected demand and substitution probabilities between products as inputs and has been used to analyze the effects of demand...

Weather, especially temperature, plays an important role in determining the supply and demand for a vast variety of goods and services. Though the economic impact of extreme weather is often measured and reported, the impact of systematic changes in weather, such as long-term temperature trends...