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Evaluation of efficiency of pig farms
Friebel, Ludvík; Friebelová, Jana - 2012
Pig production is a very important branch around the world. The paper deals with technical efficiency of pig farms … units, where the presence of multiple inputs and outputs makes comparison difficult. Besides evaluation of efficiency, the … article is concentrated on an application of the Super Efficiency model. This model is aimed at the comparisons of effective …
Persistent link: https://www.econbiz.de/10011316017
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Impact of (SARS-CoV-2) COVID 19 on the five main indigenous language-speaking areas in Veracruz Mexico: The case of the Nahuatl of the Zongolica Zone
Medel-Ramírez, Carlos; Medel-López, Hilario - 2020
The importance of the working document is that it allows the analysis of the information and the status of cases associated with (SARS-CoV-2) COVID-19 as open data at the municipal, state and national level, with a daily record of patients, according to a age, sex, comorbidities, for the...
Persistent link: https://www.econbiz.de/10015216214
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Impact of (SARS-CoV-2) COVID 19 on the indigenous language-speaking population in Mexico
Medel-Ramírez, Carlos; Medel-López, Hilario - 2020
The importance of the working document is that it allows the analysis of the information and the status of cases associated with (SARS-CoV-2) COVID-19 as open data at the municipal, state and national level, with a daily record of patients, according to a age, sex, comorbidities, for the...
Persistent link: https://www.econbiz.de/10015217244
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Shape factor asymptotic analysis II
Wang, Frank Xuyan - 2021
Probability distributions with identical shape factor asymptotic limit formulas are defined as asymptotic equivalent distributions. The GB1, GB2, and Generalized Gamma distributions are examples of asymptotic equivalent distributions, which have similar fitting capabilities to data distribution...
Persistent link: https://www.econbiz.de/10015261255
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(SARS-CoV-2) COVID 19: Vigilancia genómica y evaluación del impacto en la población hablante de lengua indígena en México
Medel-Ramírez, Carlos; Medel-López, Hilario; … - 2021
The importance of the working document is that it allows the analysis of information and cases associated with (SARS-CoV-2) COVID-19, based on the daily information generated by the Government of Mexico through the Secretariat of Health, responsible for the Epidemiological Surveillance System...
Persistent link: https://www.econbiz.de/10015261272
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Computational aspects of sustainability: Conceptual review and analytical framework
Halkos, George; Tsilika, Kyriaki - 2021
The main purpose of the present study is to feature the computational practice of green policy performance measurement. Computing the progress of the green economy includes topics as indicators and measures to characterize environmental sustainability, methodological issues to indicate and...
Persistent link: https://www.econbiz.de/10015253594
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Hedging Greeks for a portfolio of options using linear and quadratic programming
Sinha, Pankaj; Johar, Archit - 2010
The aim of this paper is to develop a hedging methodology for making a portfolio of options delta, vega and gamma neutral by taking positions in other available options, and simultaneously minimizing the net premium to be paid for the hedging. A quadratic programming solution for the problem is...
Persistent link: https://www.econbiz.de/10015220452
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Methods to Elicit Forecasts from Groups: Delphi and Prediction Markets Compared
Green, Kesten C.; Armstrong, J. Scott; Graefe, Andreas - 2007
Traditional groups meetings are an inefficient and ineffective method for making forecasts and decisions. We compare two structured alternatives to traditional meetings: the Delphi technique and prediction markets. Delphi is relatively simple and cheap to implement and has been adopted for...
Persistent link: https://www.econbiz.de/10015236851
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From Marginals to Array Structure with the Shuttle Algorithm
Buzzigoli, Lucia; Giusti, Antonio - 2006
In many statistical problems there is the need to analyze the structure of an unknown n-dimensional array given its marginal distributions. The usual method utilized to solve the problem is linear programming, which involves a large amount of computational time when the original array is large....
Persistent link: https://www.econbiz.de/10015238420
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Methods to Elicit Forecasts from Groups: Delphi and Prediction Markets Compared
Green, Kesten C.; Armstrong, J. Scott; Graefe, Andreas - 2007
Traditional groups meetings are an inefficient and ineffective method for making forecasts and decisions. We compare two structured alternatives to traditional meetings: the Delphi technique and prediction markets. Delphi is relatively simple and cheap to implement and has been adopted for...
Persistent link: https://www.econbiz.de/10015238829