1. Agricultural Productivity Revisited;E Ball;American Journal of Agricultural Economics,1997
2. Patterns of State Productivity Growth in the U.S. Farm Sector;E Ball;Economic Research Service,1998
3. The Redesign of the Canadian Farm Product Price Index;A Baldwin;Agriculture and Rural Working Paper 72, Agriculture Division, Statistics Canada,2004
4. Export Growth, Capacity Utilization, and Productivity Growth: Evidence from the Canadian Manufacturing Plants;J R Baldwin;Review of Income and Wealth,2013