نتایج جستجو برای: technical factor 013

تعداد نتایج: 997262  

Journal: :چغندرقند 0
مرتضی تهامی پور دانشجوی دکتری اقتصاد کشاورزی، دانشکده اقتصاد و توسعه کشاورزی، دانشگاه تهران ایرج صالح دانشیار اقتصاد کشاورزی ، دانشکده اقتصاد و توسعه کشاورزی، دانشگاه تهران مهدی نعمتی دانشجوی کارشناسی ارشد اقتصاد کشاورزی، دانشکده اقتصاد و توسعه کشاورزی، دانشگاه تهران

the purpose of this study is measuring total factor productivity (tfp) growth of sugar beet for different provinces of iran and then decomposing it to the changes in technical change, managerial efficiency change and scale efficiency change. for this purpose we used the data envelopment analysis (dea) method and malmquist productivity index. results showed that average growth of total factor pr...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت معلم تهران 1381

‏‎the purpose of the present study was to investigate the latent pattern underlying reading ability . some 272 male and female participants. english majors at the ba level , participated in the study. two valid tests were used in this study, the reading test developed exclusively for the purpose of this project and academic reading section of ielts. to investigate the possible latent underlying...

2017
Carla Irani

C l i n M e d International Library Citation: Irani C, Saade C, Dagher C, Yazbeck P (2014) Allergy to General Anesthetics: Evaluation of Patients Profile. Int J Anesthetic Anesthesiol 1:013. doi.org/10.23937/2377-4630/1/3/1013 Received: September 01, 2014: Accepted: October 28, 2014: Published: November 01, 2014 Copyright: © 2014 Irani C. This is an open-access article distributed under the ter...

2013
M. Gonçalves J. M. Baldasano J. Cunillera

The complex topography and high climatic variability of the North Western Mediterranean Basin (NWMB) require a detailed assessment of climate change projections at high resolution. ECHAM5/MPIOM global climate projections for mid-21st century and three different emission scenarios are downscaled at 10 km resolution over the NWMB, using the WRF-ARW regional model. High resolution improves the spa...

2006
Marc F. Bellemare

This paper explores the effects of monitoring in contracts between an exporting firm and small agricultural producers in Madagascar. Building on a theoretical framework that incorporates both adverse selection and moral hazard, I test for the effect of monitoring of the agents by the principal on productivity, all the while including an estimate of agent-specific technical inefficiency in the r...

2009
A Mcdonald M A Mcdonald K P Mclaren Newton

A. C. 2010. What are the mechanisms of regeneration post-disturbance in tropical dry forest? CEE review 07-013 (SR37). Environmental Evidence:

2000
Bin Xu

The effects of technical progress on relative factor prices in the two-country, two-good, two-factor Heckscher-Ohlin model are investigated. Technical progress is classified according to factor-augmenting bias, factor-using bias, and sector bias. A complete set of relations between technical progress parameters and relative factor prices, depending on the elasticities of substitution in demand ...

Investigating the efficiency of different economic sectors, especially the industrial sector, as well as the factors affecting the efficiency of this sector is one of the most important economic issues. Various methods are used to measure the technical efficiency, and the stochastic frontier production function analysis is one of them. In this method, by using econometric techniques, the effici...

Journal: :International Journal of Mental Health and Addiction 2021

This study sought to examine the extent which age at first substance use contributes later addiction severity and how PTSD affects their relationships. The enrolled 315 patients from tertiary services in Rwanda. participants’ mean was 18.64 years (SD = 6.1) old. Age had a significant effect (β − 0.130, p .013) on severity. showed association with 0.363; < .001). variance explained by increased ...

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