Volume 11 (2021)
Volume 10 (2020)
Volume 9 (2019)
Volume 8 (2018)
Volume 7 (2017)
Volume 6 (2016)
Volume 5 (2015)
Volume 4 (2014)
Volume 3 (2013)
Volume 2 (2012)
Volume 1 (2011)
Farm Management
1. Developing Area Yield Crop Insurance under Alternative Parametric Methods: Case study for Wheat in East Azarbaijan Province, Iran

Mohammad Ghahremanzadeh; Hossein Raheli; Taravat Aref Eshghi; Ghader Dashti

Volume 7, Issue 3 , Summer 2017, , Pages 367-382

  In crop insurance design, the yield guarantee and the premium are very important parameters, both of which depend upon the yield distribution. Accordingly, the accurate modeling of yield distribution is essential for designing crop insurance contracts. This study employs historical county-level yield ...  Read More

Farm Structures
2. Analysis of Factors Affecting Canola Plantation Development in Tabriz and Marand Counties, Iran

Ghader Dashti; Babollah Hayati; Noushin Bakhshy; Mohammad Ghahremanzadeh

Volume 7, Issue 1 , Winter 2017, , Pages 25-35

  This study identifies and analyzes factors influencing canola plantation development in Tabriz and Marand Counties. The Censored Model was used to analyze cross-sectional data collected from 372 farmers using a questionnaire. Due to the weakness of the Tobit Model in separating factors affecting the ...  Read More

Farm Management
3. Measuring the Technical Efficiency of Canola Farmers and Determining the Effective Factors in Tabriz County, Iran

Sepideh Rostami Dolatabadi; Mohammad Ghahremanzadeh

Volume 6, Issue 4 , Autumn 2016, , Pages 505-513

  The purpose of this study was to measure the technical efficiency of canola farmers and determine the underpinning factors. Required data were collected using stratified random sampling method and questionnaire survey. In this context, 157 canola farmers from Tabriz County, Iran, ...  Read More

4. Estimating the Value of Improvement in Lake Urmia’s Environmental Situation Using Choice Experiment

Mina Salehnia; Baballah Hayati; Mohammad Ghahremanzadeh; Morteza Molaei

Volume 5, Issue 4 , Autumn 2015, , Pages 271-282

  The Lake Urmia and its satellite wetlands have been selected as a demonstration site for the United Nations Development Program / Global Environment Facility / Department of Environment Conservation of Iranian Wetlands Project. This project aims to demonstrate reduction of the major threats of this wetland ...  Read More

5. An Application of the Two-Regime Threshold Vector Error Correction Model to Analyze Asymmetric Price Transmission of Milk in Zanjan Province of Iran

Moharram Ainollahi; Mohammad Ghahremanzadeh

Volume 5, Issue 3 , Summer 2015, , Pages 187-195


    In this paper asymmetric price transmission mechanism and nonlinear adjustment between producer and retail prices of milk were examined in Zanjan Province of Iran. For this purpose, a Two-Regime Threshold Vector Error Correction Model (TVECM) and a Sup-LM Test developed by Hansen and Seo (2002) ...  Read More