Authors: Ball, VE Bureau, JC Butault, JP Nehring, R

Citation: Ve. Ball et al., Levels of farm sector productivity: An international comparison, J PROD ANAL, 15(1), 2001, pp. 5-29

Authors: O'Donnell, CJ Shumway, CR Ball, VE

Citation: Cj. O'Donnell et al., Input demands and inefficiency in US agriculture, AM J AGR EC, 81(4), 1999, pp. 865-880

Authors: Ball, VE Gollop, FM Kelly-Hawke, A Swinand, GP

Citation: Ve. Ball et al., Patterns of state productivity growth in the US farm sector: Linking stateand aggregate models, AM J AGR EC, 81(1), 1999, pp. 164-179