Results 151 to 160 of about 88,117 (315)

Effects of Outsourced Agricultural Extension Services on the Technical Efficiency and Financial Returns of Soybean Farms in Northern Cameroon

open access: yesAgribusiness, EarlyView.
ABSTRACT In the agricultural landscape of most developing countries, the last decade has witnessed the expansion of outsourced agricultural extension services. Private firms and nongovernmental organizations focused on delivering agricultural extension and advisory services to farmers have emerged.
Boris D. Soh Wenda   +3 more
wiley   +1 more source

SOME PRELIMINARY EVIDENCE ON SAMPLING OF ALTERNATIVES WITH THE RANDOM PARAMETERS LOGIT

open access: yes
Random utility models rely on the properties of the logistic distribution for ease of estimation, but this distribution implies the independence of irrelevant alternatives (IIA).
McConnell, Kenneth E., Tseng, Wei-Chun
core  

Efficient conjoint choice designs in the presence of respondent heterogeneity. [PDF]

open access: yes
The authors propose a fast and efficient algorithm for constructing D-optimal conjoint choice designs for mixed logit models in the presence of respondent heterogeneity.
Goos, Peter   +2 more
core  

Blockchain‐Based Smart Contracts in US Specialty Crop Marketing: Grower Preferences and Adoption Potential

open access: yesAgribusiness, EarlyView.
ABSTRACT Using survey and discrete choice experiment data, we examined US specialty crop growers' preferences for marketing contract attributes in the context of emerging blockchain‐based technologies and expanding traceability initiatives. Results show that farmers preferred traditional written contracts but might be willing to accept digital ...
Elizabeth Canales   +3 more
wiley   +1 more source

GROWTH AND SUCCESS POSSIBILITIES ON MICROENTERPRISES: AN ANALYSIS THROUGH LOGIT MODELS

open access: yesRa Ximhai, 2016
This paper studies the micro enterprises creation as unemployment solution, it ́s growth and impact at a national level. The hypothesis that holds the research affirms that there is growth in micro enterprises opening rate due to unemployment ...
David de Jesús González-Milán   +2 more
doaj  

Capturing Preference Heterogeneity in Stated Choice Models: A Random Parameter Logit Model of the Demand for GM Food

open access: yes
Analyses of data from random utility models of choice data have typically used fixed parameter representations, with consumer heterogeneity introduced by including factors such as the age, gender etc of the respondent. However, there is a class of models
Burton, Michael P., Rigby, Dan
core  

Random Covariance Heterogeneity in Discrete Choice Models [PDF]

open access: yes
The area of discrete choice modelling has developed rapidly in recent years. In particular, continuing refinements of the Generalised Extreme Value (GEV) model family have permitted the representation of increasingly complex patterns of substitution and ...
Stephane Hess, John Polak, Denis Bolduc
core  

Contemporary Regional Disparities in Robotic‐Assisted Rectal Resection in Japan: A Nationwide Population‐Based Study Using the National Database Open Data

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
Robotic‐assisted rectal resection in Japan increased markedly after national insurance reimbursement in 2018, with a concurrent decline in open surgery. Using NDB Open Data, we found substantial inter‐prefectural heterogeneity in surgical volume and robotic utilization that persisted after age and sex standardization (SCR). Urban–rural differences were
Ryo Ohta   +9 more
wiley   +1 more source

Preterm Birth: Analysis of Longitudinal Data on Siblings Based on Random-Effects Logit Models. [PDF]

open access: yesFront Public Health, 2016
Bacci S   +3 more
europepmc   +1 more source

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