This paper develops a partial equilibrium model of a small open-economy producing and trading an unsafe product that is supplied by perfectly competitive producers. The presence of product safety considerations, in this case risks to health, introduces a wedge between the market prices producers...

This paper builds a model of R&D-based growth in which the discovery of higher-quality products is governedby sequential stochastic innovation contests. Incumbent firms producing state-of-the-art-quality productsexpend resources in activities to protect their rents; challengers raise claims to...