The pattern of trade observed from firm-product-country data calls for a new generation of models. To address the unexplained variation in the data, we propose a new model of monopolistic competition where varieties enter preferences non-symmetrically, capturing both horizontal and vertical...

This paper examines strategic behaviour of developers who, through offering different public good packages and revenue/fiscal schemes, compete for residents who are differentiated by income. There is an endogenous determination of numbers and sizes of communities. Developers have an incentive to...