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조사논문 : 식량안보에 관한 다양한 접근 시각과 정책과제
안병일 ( Byeong Il Ahn ),한두봉 ( Doo Bong Han ) 한국축산경영학회 2012 농업경영정책연구 Vol.39 No.4
This study reviews various aspects of food security in global, regional, national and household levels and suggests policy implications for enhancing food security. Food security has been studied from the qualitative and quantitative, micro and macro point of views as well as national and household levels. As a national economy grows, food security at household level should be more emphasized and government programs are needed in order to guarantee stable food consumption for individual households. This study also points out the international collaborations for food security is important in the future.
안병일 ( Byeong Il Ahn ) 한국축산경영학회 2015 농업경영정책연구 Vol.42 No.3
Production theory tells that farmers’ acreage decision is influenced by own product price, input prices as well as policy variables that affect price or production. In case of rice, direct payment policy which is composed of fixed and variable payments is the most influential governmental support in terms of the rice farmers’income and their acreage decision. Empirical estimation of rice acreage response function which is derived from the profit maximization problem of rice farmers and includes the anticipation of rice price with naive and adaptive expectations as well as option value approach indicates that elasticity of the rice acreage with respect to own price is the largest. The input price is estimated to be the second most important factor in making the acreage decision by rice farmers. The fixed payment from government is estimated to have no significant influence on the rice acreage, which is consistent with theory. The variable payment is proven to have significant influence on the rice acreage. However, its impacts is estimated to be very small. Estimation result indicates that if variable payment is increased by 1 percent, rice acreage would be increased by only 0.001 precent.
기상변화에 따른 농업용수 부족가능성 분석 : 고성군 대가저수지 사례
안병일(Byeong-Il Ahn),조영득(Young-Deuk Jo),김태훈(Tae-Hun Kim),권용덕(Young-Duk Kwon) 한국농업경제학회 2009 農業經濟硏究 Vol.50 No.2
This paper estimates the probability distribution of the excess demand of water on the paddy field in Goseong Gun. Very severe drought in 1992 had urged Korean government to make a fresh water lake named Madong for suppling agricultural water by building a see wall in Danghangman of south coast in Korea. However, water demand as well as the capacity of water supply of exist-ing reservoir had not been explored before the planning of Mandong lake. This caused a campaign against the project of making fresh water lake. For evaluating the validity of the project, this pa-per examines the daily volume of water during 1992~2008 in Gaega reservoir which is the largest water source in the Goseong Gun. Daily agricultural water demand for the same period is estimated using Rural Agricultural Water Resource Information System. Based on the calculated excess demand of agricultural water, we estimate Kernel density of water shortage. The estimated probability of water shortage in Daega-area is between 10 and 29 percents.
안병일 ( Byeong Il Ahn ),박미성 ( Mi Sung Park ) 한국축산경영학회 2015 농업경영정책연구 Vol.42 No.3
The objective of this paper is to investigate the food security status of household and its determinants and to suggest future directions for the food assistant program. Logit and ordered Logit regression results indicate that the households with food insecurity have low income and experienced the aid from dietary support program. There are very close relationships between food security status of household and household income as well as household head’s education level. These results suggest that government needs to implement the food assistance program reflecting recipients’ preference for the food consumption. Price support program is desirable to the households with relatively high income while direct food aid program should be applied to the households with relatively low income.
안병일(Byeong Il Ahn),김성용(Sung Yong Kim),김병률(Byung Ryul Kim) 한국농업경제학회 2002 農業經濟硏究 Vol.43 No.1
This paper analyzes the level of the price instability of spice vegetables in the period of the import liberalization. After appropriate detrending, results show that there appears to be evidence for decreased instability in the annual real prices for garlic, red pepper and onion. Test results for the monthly price variability and the intra-year price variation also support decreased price instability except for red pepper. The decreased price instability is mainly because spice vegetable production becomes stable, even though it is partly caused by cheap spice vegetables imported from China.