This paper presents a quality theory for differentiated products. Analytical solutions for the equilibrium demand for quality and the equilibrium price equation are computed. The model is estimated and the willingness to pay for improvements in the air quality of Houston is computed. The...

University rankings have been based on a number of criteria, the most important of which is research output and quality. Although there is a lot of discussion on the controversy that surrounds all ranking methods, university evaluations are perhaps even more popular these days with the global...

Rankings of urban areas provide useful information to planning recreational or tourism activities, making housing-locational decisions, and designing policies to attract industries. This paper illustrates how the structural approach to hedonic equilibrium models can be used to derive a quality...