Non-market valuation has become a broadly accepted and widely practiced means of measuring the economic values of the environment and natural resources. In this book, the authors provide a guide to the statistical and econometric practices that economists employ in estimating non-market values

This paper presents the econometric approach to causal modeling. It is motivated by policy problems. New causal parameters are defined and identified to address specific policy problems...

The economic repercussions of September 11th are unique in that never before have economists needed to forecast and examine the impact of an event of such magnitude. This paper explains many of the economic effects of September l Ith, from the initial aftermath to recent developments. These...