References
- BARNARD , C S and Nix , J S . 982 . Farm planning and control (2nd edition). Cambridge: Cambridge University Press
- BURT , O R . 1965 . Optimal replacement under risk. . Journal of Farm Economics , 47 : 324 – 346 .
- CHISHOLM , A H . 1976 . Criteria for determining the optimum replacement pattern. . American Journal of Agricultural Economics , 48 : 107 – 112 .
- CHISHOLM , A H . 1986 . Effects of tax depreciation policy and investment incentives on optimal equipment replacement decisions. . American Journal of Agricultural Economics , 58 : 355 – 360 .
- CONRADIE , G J . 1990 . Ekonomiese aspekte van avokadoproduksie. Unpublished MSc(Agric) thesis. Pretoria: University of Pretoria
- FARIS , J E . 1960 . Analytical techniques used in determining the optimum replacement pattern. . Journal of Farm Economics , 42 : 755 – 766 .
- FARIS , J E . 1961 . On determining the optimum replacement: A reply. . Journal of Farm Economics , 43 : 952 – 955 .
- GAFFNEY , M M . 1957 . Concepts of financial maturity of timber and other assets. Department of Agricultural Economics. Raleigh: North Carolina State University
- HAZELL , P BR and Norton , R D . 1986 . Mathematical programming for economic analysis in agriculture. New York: Macmillan Publishing Co
- LAMBRECHTS , I J , REYNDERS , H JJ and SCHEURKOGEL , A E . 1979 . Die investeringsbesluit. Kaapstad: HAUM
- RAE , A N . 1977 . Crop management economics. London: Crossby Lockwood Staples
- SHAPIRO , R D . 1984 . Optimization models for planning and allocation: Text and cards in mathematical programming. New York: John Wiley and Sons
- WESTON , J F and COPELAND , J . 1986 . Managerial Finance (8th edition). Japan: C.B.S. Publishing
- WINDER , J W and TRANT , G J . 1961 . Comments on “Determining the optimum replacement pattern”. . Journal of Farm Economics , 43 : 939 – 951 .