نتایج جستجو برای: Saravan. JEL Classification: Q10

تعداد نتایج: 506020  

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Predicting The Type of Malaria Using Classification and Regression Decision Trees Maryam Ashoori1 *, Fatemeh Hamzavi2 1School of Technical and Engineering, Higher Educational Complex of Saravan, Saravan, Iran 2School of Agriculture, Higher Educational Complex of Saravan, Saravan, Iran Abstract Background: Malaria is an infectious disease infecting 200 - 300 million people annually. Environme...

Journal: :اقتصاد و توسعه کشاورزی 0
شاه آبادی شاه آبادی محمودی محمودی

abstract in this paper, we examine relationship between financial intermediary development variables and values added of agricultural sector in iran during 1352 to 1385. the five indices derived from the banking system as a financial intermediary development indicators, that define in related to the agricultural sector, and with the introduction of statistic methods of factor analysis and its a...

Journal: :Knowledge Organization 2022

The Journal of Economic Literature codes classification system (JEL) published by the American Association (AEA) is de facto standard for research literature in economics. JEL used to classify articles, dissertations, books, book reviews, and working papers EconLit, a database maintained AEA. Over time, it has evolved extended with over 850 subclasses. This paper reviews history development sys...

2017
Li Lei Yan Liu

BACKGROUND The therapeutic efficacy of coenzyme Q10 on patients with cardiac failure remains controversial. We pooled previous clinical studies to re-evaluate the efficacy of coenzyme Q10 in patients with cardiac failure. METHODS We searched PubMed, Cochrane Library, EMBASE, and Clinical Trials.gov databases for controlled trials. The endpoints were death, left heart ejection fraction, exerci...

Journal: Iranian Economic Review 2018

The purpose of this study is to evaluate the efficiency of date growers in Saravan County using non-parametric methods. The measurement of date farmers’ efficiency and the comparison of their performance to with one another can play an important role in improving their efficiency and productivity. One of the common methods to measure efficiency is data envelopment analysis (DEA). Despite its ad...

2006
Arthur H. Goldsmith Darrick Hamilton

JEL Classification Code(s): J 31, J 71) "Perceptions of Discrimination, Effort to Obtain Psychological Balance, and Relative Wages: Can We Infer a Happiness Gradient?" There is a substantial literature that finds a linkage between happiness and relative economic well being as measured by earnings or wages. There is also a well documented racial gap in wages. One explanation for this is disparat...

2000
Gayatri Acharya Edward B. Barbier

This study applies a production function approach to value the groundwater recharge function of the Hadejia-Nguru wetlands in northern Nigeria. The groundwater recharge function supports dry season agricultural production which is dependent on groundwater abstraction for irrigation. Using survey data this paper first carries out an economic valuation of agricultural production, per hectare of i...

Journal: :The American Economic Review 2022

We document that nearly half of the global decline in agricultural employment was driven by new cohorts entering labor market. A dataset policy reforms supports an interpretation these cohort effects as human capital. Using a model frictional reallocation, we conclude capital growth led to sharp supply, accounting, at fixed prices, for 40 percent decrease employment. This aggregate effect is ha...

ژورنال: :علوم اقتصادی 2015
علی اصغر اسماعیل نیا شهرام وصفی اسفستانی

این مقاله پس از برآورد میزان یارانه بخش کشاورزی به تفکیک حامل های انرژی، به تبیین اثرهای اجرای سیاست اصلاح قیمت و هدفمند سازی در بخش کشاورزی و نیز بررسی تأثیر حذف یارانه های انرژی بر رشد اقتصادی و تولید بخش کشاورزی می­پردازد. روش شناسی مورد استفاده در این مقاله مبتنی بر روش آماری تحلیلی بوده و از روش تحلیل داده- ستانده استفاده شده است. نتایج تحقیق نشان می­دهد که اجرای قانون هدفمندی به دلیل افزا...

1995
Alan G. Isaac David E. Rapach Fred Graham Walter Park

The effect of monetary policy on the farm sector remains controversial. Studies attempting to quantify the effects of monetary disturbances on real farm prices report conflicting results: some find that positive monetary shocks increase real farm prices in the short run, while others detect no such effect. We offer a resolution of these conflicting findings by re-estimating existing models on a...

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