Third party certification bodies audit companies to determine compliance with standards. We introduce a model of oligopoly competition between certification bodies, showing that a higher degree of certification body competition results in higher grades. We empirically test this hypothesis using...

We study the market for new (movie) DVDs in the United States. Our demand model captures seasonality, freshness (i.e. time between theatrical and DVD release), and state dependence. We also develop a structural model of dynamic competition in which studios balance waiting for high demand weeks,...

The impact of a firm's strategic marketing mix choices on profitability can be evaluated by understanding the impact of those choices on consumer demand for the firm's products and on the firm's costs. Additionally, a firm's strategic marketing mix choices, and its demand and costs can be...

The impact of a firm's strategic marketing mix choices on profitability can be evaluated by understanding the impact of those choices on consumer demand for the firm's products and on the firm's costs. Additionally, a firm's strategic marketing mix choices, and its demand and costs can be...