Low-quality infrastructure services are persistent in developing countries, a situation mainly affecting the poorest households in contexts of high rates of informal access and heavily subsidized services. This paper exploits choice experiments, specifically designed for formal and informal...

Despite increasing popularity, quality improvement programs (QIP) have had modest and variable impacts on enhancing the quality of physician practice. We investigate the heterogeneity of physicians’ preferences as a potential explanation of these mixed results in France, where the national...

An emerging quantitative spatial economics literature models commuting interactions by a gravity equation that is mathematically equivalent to a multinomial logit model. This model is widely viewed as restrictive because of the independence of irrelevant alternatives (IIA) property that links...