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Efficiency in public soil-conservation programs
Heady, Earl O. - In: Journal of political economy 59 (1951) 1, pp. 47-60
Persistent link: https://www.econbiz.de/10002751942
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Marginal resource productivity and imputation of shares for a sample of rented farms : journal paper J-2784 of project 1135, Iowa Agricultural Experiment Station
Heady, Earl O. - In: Journal of political economy 63 (1955) 6, pp. 500-511
Persistent link: https://www.econbiz.de/10002755265
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Expectations and errors in forecasting agricultural prices
Heady, Earl O.; Kaldor, Donald R. - In: Journal of political economy 62 (1954) 1, pp. 34-47
Persistent link: https://www.econbiz.de/10002754443
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Marginal resource productivity for agriculture in selected areas of South Africa and the United States
Heady, Earl O.; Toit, Schalk du - In: Journal of political economy 62 (1954) 6, pp. 494-505
Persistent link: https://www.econbiz.de/10002755273