搜索结果: 121-135 共查到“知识库 农业经济学”相关记录1654条 . 查询时间(2.284 秒)
Agriculture in the EU and position of the Slovak Republic
disparity of production fixed assets intermediate consumption labour input segmenting farms in the EU size of farms subsidies
2015/11/26
The paper analyses disparity in the performance of farms in the EU countries and identifies their causes. The individual countries are ranked in the paper according to the long-term average of the amo...
Integrated assessment of crop productivity based on the food supply forecasting
climate changes decision-making tools estimation of parameters forecasted outputs gamma distribution predicting yields
2015/11/26
Climate change scenarios suggest that long periods without rainfall will occur in the future often causing instability of the agricultural products market. The aim of the research was to build a model...
Efficiency change in North-East China agricultural sector: A DEA approach
agriculture Data Envelopment Analysis Malmquist productivity index production efficiency
2015/11/26
A non-parametric Data Envelopment Analysis (DEA) technique was applied to investigate the degree of efficiency and efficiency change of prefecture-level cities in the North-East China from 2000 to 201...
Do farmers’ old age pension programs affect farm production? Empirical evidence of dairy farms in Taiwan
farm production labour allocation Older Farmers’ Pension Program
2015/11/26
Although a considerable body of literature has examined the determinants of farm production, little is known about the role of the farmers’ pension program. This study contributes to this knowledge ga...
分析耕地变化和粮食生产的时空动态特征及其相互关联性，为研究区耕地集约利用水平的提高与粮食产量的增加提供科学依据。［方法］ 利用遥感解译获取的土地利用变化数据和粮食产量等统计数据，采用地理学和经济学理论、技术与方法，分析区域耕地与粮食产量的时空动态格局，构建“粮耕弹性系数”反映农牧交错区耕地资源变化与粮食生产的互动关系，揭示耕地数量变化对粮食产量的影响机理。［结果］ （1） 1990-2000年耕地...
基于投入视角的山东省农地利用碳排放与经济发展脱钩研究
碳排放 农地利用 脱钩理论 山东省
2016/12/23
分析山东省2000-2012年农地利用碳排放与经济发展关系，为该区碳减排工作和农业相关政策的制定提供理论依据。[方法] 基于农地利用的投入视角，采用碳排放计算模型和脱钩弹性测算方法，计算了2000-2012年山东省17个地级市农地利用碳排放量，及其与经济发展的脱钩关系，将该省划分为不同的脱钩类型，揭示两者的时空演变规律。[结果]（1）2000-2012年山东省碳排放量增量显著，由7.12×106t...
On the combined estimation of technical efficiency and its application to agriculture
data envelopment analysis elasticity frontier production function regression
2015/10/29
Assessment of efficiency of businesses has been considered an object of interest by economists since the 1950’s. A number of methods have been developed, including the so-called parametric approaches,...
Analysis of the agriculture trade openness impact on the rural household’s food consumption in China
food trade price elasticity rural food price
2015/10/29
Granted that the traditional measure methods in calculating trade openness always trigger results of singleness and twisted outcomes, the aim of the paper is to recalculate the Chinese produce trade o...
Factors that influence the competitiveness of Czech rural SMEs
rural development SMEs Czech Republic Central and Eastern Europe
2015/10/29
The paper focuses on determining the key factors that influence the competitiveness of rural small and medium enterprises (SMEs) in the Czech Republic. Rural SMEs play an important part in sustainable...
The role of participants’ competitiveness in consumers’ valuation for food products using experimental auctions
bids lamb meat Spain
2015/10/29
The aim of the paper is to assess the effect of the participants’ competitiveness on their valuation for food products. Specifically, to investigate the effect of the participants’ competitiveness on ...
A study on the relationship between international trade and food security:Evidence from less developed countries (LDCs)
food security international trade less developed countries (LDCs) U-shaped relationship
2015/10/29
Hunger and poverty are main critical issues in less developed countries (LDCs) and can be attributed to the fact that almost 70% of the LDC populations are employed in the agricultural sector. Althoug...
基于耕地压力指数的山东省粮食生产动态分析与预测
耕地压力指数 Logistic人口预测模型 灰色模型 粮食安全 山东省
2016/12/23
对山东省1994-2014年的粮食生产进行动态分析，并对2015-2025年的粮食安全状况进行预测，为该省制定合理的粮食生产规划和农业经济政策提供科学依据。[方法] 从耕地压力角度出发，采用最小人均耕地面积和耕地压力指数模型，通过对文献资料进行搜集、整理与统计，并运用Logistic人口预测模型和灰色GM（1，1）模型开展研究。[结果]（1）山东省1994-2014年中的大多数年份耕地压力指数大于...
对甘肃省庆阳市2012-2013年实施完成的15个土地整治项目进行综合效益评价，以期为庆阳市土地整治项目的实施与管理提供参考。[方法] 采用投影寻踪方法（PP）构建评价指标体系，借助实数编码加速遗传算法的投影寻踪分类模型（RAGA-PPC模型），从社会、经济、生态3个方面选取12个评价指标对项目实施的综合效益进行评价。[结果] 15个土地整治项目中宁县和正宁县的两个项目的综合效益为优，西峰区项目为...
Online Appendix
project partners loan details
2015/9/18
Extension services provided by CP consist of preliminary meetings to market paprika
seed to farmers and teach them about the growing process, additional group trainings about
farming techniques, ind...
Facilitating Savings for Agriculture: Field Experimental Evidence from Malawi
savings agriculture Africa
2015/9/18
We implemented a randomized intervention among Malawian farmers aimed at
facilitating formal savings for agricultural inputs. Treated farmers were offered the
opportunity to have their cash crop har...