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This article studies how product introduction decisions relate to profitability and uncertainty in the context of multi-product firms and product differentiation. These two features, common to many modern industries, have not received much attention in the literature as compared to the classical...
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This work studies a Robust Multi-product Newsvendor Model with Substitution (R-MNMS), where the demand and the substitution rates are stochastic and are subject to cardinality-constrained uncertainty sets. The goal of this work is to determine the optimal order quantities of multiple products to...
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This paper studies the implications of perceived default risk for aggregate output and productivity. Using a model of … credit across firms with heterogeneous productivity. Further, we find that these losses accounted for over half of the … productivity fall between 2008 and 2009, and persisted for smaller (although not larger) firms. …
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We study the impact of incomplete consumption risk-sharing on land misallocation in rural economies. We develop a general equilibrium model of land cultivation choices, where heterogeneous agricultural households face idiosyncratic output shocks and insure themselves by participating in a...
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