A DEA approach to assess the efficiency of radiata pine logs to produce New Zealand structural grades

Akerlof, 1970, The market for ‘lemons’: quality uncertainty and the market mechanism, The Quarterly Journal of Economics, 84, 488, 10.2307/1879431 Alzamora, 2012, Using a production approach to estimate economic weights for structural attributes of Pinus radiata wood, Scandinavian Journal of Forest Research Alzamora, 2010, A hedonic approach to value Pinus radiata log traits for appearance-grade lumber production, Forest Science, 53, 283 Amer, 1997, Economic values for carcass traits in UK commercial beef cattle, Livestock Production Science, 51, 267, 10.1016/S0301-6226(97)00055-9 Apiolaza, 2009, Very early selection for solid wood quality: screening for early winners, Annals of Forest Science, 66, 601, 10.1051/forest/2009047 Apiolaza, 2001, Breeding objectives for three silvicultural regimes of radiata pine, Canadian Journal of Forest Research, 31, 654, 10.1139/x00-200 Aubry, 1998, Determination of relative economic weights for multitrait selection in coastal Douglas-fir, Canadian Journal of Forest Research, 28, 1164, 10.1139/x98-084 Beauregard, 2002, Grade recovery, value, and return-to-log for the production of NZ visual grades (cutting and framing) and Australian machine stress grades, Wood and Fiber Science, 34, 485 Berlin, 2009, Economic weight of tree survival relative to volume production in tree breeding: a case study with Pinus sylvestris in northern Sweden, Scandinavian Journal of Forest Research, 24, 288, 10.1080/02827580903117396 Borralho, 1993, Breeding objectives for pulp production of Eucalyptus globulus under different industrial cost structures, Canadian Journal of Forest Research, 23, 648, 10.1139/x93-085 Carter, 1995, Stochastic frontier estimation and sources of technical efficiency in southern timber harvesting, Forest Science, 41, 576 Chakraborty, 2002, Cotton farmers’ technical efficiency: stochastic and nonstochastic production function approaches, Agricultural and Resource Economics Review, 31, 211, 10.1017/S1068280500004019 Chang, 1998, A generalized Faustmann model for the determination of optimal harvest age, Canadian Journal of Forest Research, 28, 652, 10.1139/x98-017 Charnes, 1978, Measuring the efficiency of decision making units, European Journal of Operational Research, 2, 429, 10.1016/0377-2217(78)90138-8 Chauhan, 2006, Wood quality: multifaceted opportunities, 170 Chauhan, 2006, Variations in acoustic velocity and density with age, and their interrelationships in radiata pine, Forest Ecology and Management, 229, 388, 10.1016/j.foreco.2006.04.019 Coelli, 2005 Cotterill, 1985, On index selection. I. Methods of determining economic weight, Silvae Genetica, 34, 2 Cotterill, 1985, On index selection. I. Methods for determining economic weight, Silvae Genetica, 34, 56 Davis, 1987 Dickson, 1997, Growing commodities or designer trees, Commonwealth Forestry Review, 76, 273 Ernst, 1986, Changes in product recovery of Douglas-fir from old growth to young growth, 103 Evans, 2001, Rapid prediction of wood stiffness from microfibril angle and density, Forest Products Journal, 51, 53 Färe, 1985 Farrell, 1957, The measurement of productive efficiency, Journal of the Royal Statistical Society, 253, 10.2307/2343100 Gazo, 2000, Incidence of defects by tree characteristics in radiata pine random-width boards, Forest Products Journal, 50, 83 Gelman, 2007 Grant, 1984, Bending strength, stiffness, and stress-grade of structural Pinus radiata: effect of knots and timber density, New Zealand Journal of Forestry Science, 14, 331 Greaves, 1997, Breeding objective for plantation eucalypts grown for production of kraft pulp, Forest Science, 43, 465 Greene, 2000 Hazel, 1943, The genetic basis for constructing selection indexes, Genetics., 28, 476, 10.1093/genetics/28.6.476 Ivković, 2006, Developing breeding objectives for radiata pine structural wood production. I. Bioeconomic model and economic weights, Canadian Journal of Forest Research, 36, 2920, 10.1139/x06-161 Jahanshahloo, 2008, A simplified version of the DEA cost efficiency model, European Journal of Operational Research, 184, 814, 10.1016/j.ejor.2006.11.043 Jayawickrama, 2001, Breeding radiata pine for wood stiffness: review and analysis, Australian Forestry, 64, 51, 10.1080/00049158.2001.10676161 Jayawickrama, 2000, A breeding strategy for the New Zealand radiata pine breeding cooperative, Silvae Genetica, 49, 82 Jones, 2004, Economic values for changes in carcass lean and fat weights at a fixed age for terminal sire breeds of sheep in the UK, Livestock Production Science, 89, 1, 10.1016/j.livprodsci.2004.02.002 Kumar, 2004, Genetic parameter estimates for wood stiffness, strength, internal checking, and resin bleeding for radiata pine, Canadian Journal of Forest Research, 34, 2601, 10.1139/x04-128 Kumar, 2002, Direct and indirect measures of stiffness and strength show high heredability in a wind-pollinated radiata pine progeny test in New Zealand, Silvae Genetica, 51, 256 Lancaster, 1966, A new approach to consumer theory, Journal of Political Economy, 74, 132, 10.1086/259131 Lasserre, 2004, The influence of initial stocking on corewood stiffness in a clonal experiment of 11 year-old Pinus radiata D. Don, New Zealand Journal of Forestry, 44, 18 MAF, 2009 Rosen, 1974, Hedonic prices and implicit markets: product differentiation in pure competition, Journal of Political Economy, 82, 34, 10.1086/260169 Shelbourne, 1997, Genetic of adding value to the end products of radiata pine, 129 Talbert, 1984 Todoroki, 2003, Managing the future forest resource through designer trees, International Transactions in Operational Research, 10, 449, 10.1111/1475-3995.00421 Tombleson, 1990, Response of radiata pine branch characteristics to site and stocking, 229 Van Biesebroeck, 2007, Robustness of productivity estimates, Journal of Industrial Economics, LV, 529, 10.1111/j.1467-6451.2007.00322.x Waghorn, 2007, Influence of initial stand density and genotype on longitudinal variation in modulus of elasticity for 17-year-old Pinus radiata, Forest Ecology and Management, 252, 67, 10.1016/j.foreco.2007.06.019 Waghorn, 2007, Influence of tree morphology, genetics, and initial stand density on outerwood modulus of elasticity of 17-year-old Pinus radiata, Forest Ecology and Management, 244, 86, 10.1016/j.foreco.2007.03.057 Watt, 2000, Genetic influence on second-log branching in Pinus radiata, New Zealand Journal of Forestry Science, 30, 315 Xu, 2002, Estimating the influence of knots on the local longitudinal stiffness in radiata pine structural timber, Wood Science and Technology, 36, 501, 10.1007/s00226-002-0156-2 Xu, 2004, Stiffness gradients in radiata pine trees, Wood Science and Technology, 38, 1, 10.1007/s00226-003-0188-2 Xue, M., Harker, P.T., 1999. Overcoming the inherent dependency of DEA efficiency scores: a bootstrap approach. Unpublished Working Paper, Wharton Financial Institutions Center, University of Pennsylvania.