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Miguel Ángel Martínez-Damián ; Laura Elena Garza-Bueno ;REVISTA CHAPINGO SERIE HORTICULTURA 2015, XXI (1)

Autor: Albert León-Herrera

Fuente: http://www.redalyc.org/


Introducción



REVISTA CHAPINGO SERIE HORTICULTURA ISSN: 1027-152X chapingo.horticultura@gmail.com Universidad Autónoma Chapingo México León-Herrera, Albert; Martínez-Damián, Miguel Ángel; Garza-Bueno, Laura Elena Comparison of the approaches mean-variance and mean-semivariance to choose an agricultural portfolio REVISTA CHAPINGO SERIE HORTICULTURA, vol.
XXI, núm.
1, enero-abril, 2015, pp. 71-80 Universidad Autónoma Chapingo Chapingo, México Available in: http:--www.redalyc.org-articulo.oa?id=60937765006 How to cite Complete issue More information about this article Journals homepage in redalyc.org Scientific Information System Network of Scientific Journals from Latin America, the Caribbean, Spain and Portugal Non-profit academic project, developed under the open access initiative Scientific article Comparison of the approaches meanvariance and mean-semivariance to choose an agricultural portfolio Comparación de los enfoques media-varianza y mediasemivarianza para elegir un portafolio agrícola Albert León-Herrera; Miguel Ángel Martínez-Damián*; Laura Elena Garza-Bueno Colegio de Postgraduados, División de Economía, Campus Montecillo.
Carretera México-Texcoco km 36.5. Texcoco, Estado de México, C.
P.
56230, MÉXICO.
Correo-e: angel01@colpos.mx (*Autor para correspondencia). Abstract T Keywords: Semivariance, diversification, return, net earnings. he objective of this research was to compare the method proposed by Markowitz (mean-variance) and the method proposed by Estrada (mean-semivariance), in the choice of an agricultural portfolio.
The data were the returns of five agricultural products for the period 1980-2009; both the covariance matrix and semicovariance matrix were estimated to be used in either method.
Later, a size n = 30 simulation of 100 replications was performed, to obtain the yields of each product, thus 100 solutions per method.
For comparative purposes, a histogram was constructed; this was completed with the t test concluding that t...





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