The authors consider a Bayesian implementation of a new approach to estimating demand systems. This approach, suggested by Hal R. Varian (1990), is based on a generalization of Sidney Afriat's (1967) efficiency index. The model the authors propose leads to a very tractable posterior and...

Macroeconomic practitioners frequently work with multivariate time series models such as VARs, factor augmented VARs as well as timevarying parameter versions of these models (including variants with multivariate stochastic volatility). These models have a large number of parameters and, thus,...

Many studies have reported a relationship between urban air pollution levels and respiratory health problems. However, there are notable variations in results, depending on modeling approach, covariate selection, period of analysis, etc. To help clarify these factors we compare and apply two...

This article empirically analyzes the regional location decisions of the world's; major gold mining firms using a dataset of political, economic, regulatory, infrastructural and investment risk variables observed since 1975. The aim is to determine whether environmental stringency affects...