For estimating the parameters of models for financial market data, the use of robust techniques is of particular interest. Conditional forecasts, based on the capital asset pricing model, and a factor model are considered. It is proposed to consider least median of squares estimators as one...

If services have a tendency to agglomerate in some places and not in others, does it make sense to attempt to divert them to areas where agglomeration benefits are weak or not present at all? Using a new spatial data set for Canada applied to a stochastic location model [Ellison, G., & Glaeser,...

A serious problem facing fisheries managers is how to improve estimates of the distortion in stock assessments resulting from "fouling" of commercial catch data. We propose a simple analytical model of discarding and high-grading, and estimate the "data fouling factor"—the wedge between what...

The quest to enhance productivity makes outsourcing not only an important corporate strategy, but a focus of public policy as well. Existing studies consider correlations between outsourcing and productivity. This paper attempts to examine causation. We use annual time series data for Canada on...

This paper tests for unit roots, cointegration, and Granger-causality in the exports-GDP nexus in Canada 1947-96, using both bivariate and trivariate models. Contrary to previous studies we cannot conclude that economic growth is either export-led, or output-driven, but rather that strong...