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AgEcon Search: Research in Agricultural and Applied Economics collects, indexes, and electronically distributes full text copies of scholarly research in the broadly defined field of agricultural economics including sub disciplines such as agribusiness, food supply, natural resource economics, environmental economics, policy issues, agricultural trade, and economic development.


The majority of items in AgEcon Search are working papers, conference papers, and journal articles, although other types such as books chapters and government documents are included. AgEcon Search will serve as the permanent archive for this literature and encourages authors and organizations to use this electronic library as the storehouse for additional appropriate scholarly electronic works.


AgEcon Search is co-sponsored by the Department of Applied Economics and the University Libraries at University of Minnesota and the Agricultural and Applied Economics Association.


The site has received encouragement and financial support from:


Agricultural Economics Reference Organization
Agricultural and Applied Economics Association
European Association of Agricultural Economists
Farm Foundation
International Association of Agricultural Economists
USDA Economic Research Service


AgEcon Search is part of the University of Minnesota's Digital Conservancy, which provides stewardship, reliable long-term access, and broad dissemination of the digital scholarly and administrative works of the University of Minnesota faculty, departments, centers and offices.


Papers and articles downloaded from AgEcon Search may be used for non-commercial purposes and personal study only. No other use, including posting to another Internet site, is permitted without permission from the copyright owner, or as allowed under the provisions of Fair Use, U.S. Copyright Act, Title 17 U.S.C.


AgEcon Search does not hold the copyright to articles, working papers, conference papers, or other materials available in the database. Copyrights may be held by any of the following: individual authors, multiple authors, organizations, institutions, or publishers.


History


AgEcon Search began in 1995 as an experiment to see if it were possible to use the internet to archive, index and deliver on demand, full text working papers produced by university agricultural economics departments. The first papers were from agricultural economics departments at Minnesota and Wisconsin. These early papers predated the World Wide Web and were mounted on a GOPHER server in WordPerfect format. The project was (and still is) a cooperative project of the University of Minnesota Libraries, the Department of Applied Economics at the University of Minnesota and the Agricultural and Applied Economics Association (AAEA). The Farm Foundation and the Economic Research Service of the U.S. Department of Agriculture provided financial support in the beginning of the project. Patricia Rodkewich and Louise Letnes managed AgEcon Search until Patricia's retirement in 2001, when Julie Kelly joined the AgEcon Search team. Erik Biever also served on the original AgEcon Search team, providing valued technical services and guidance. The members of the Agricultural Economics Reference Organization endorsed the efforts of AgEcon Search early on and have been instrumental in expanding the use of AgEcon Search in their respective institutions.


Since its inception AgEcon Search has operated as a distributed network, with each institution designating a member of their organization to submit papers on their behalf. With this model, costs for maintaining the system were kept low and institutions do not have to pay membership fees for participation. In the cases where an institution had no central person to act as the network member, a fee has been charged for AgEcon Search staff to submit papers. The first organization to choose this option was the Agricultural and Applied Economics Association, which since 1997 has been contracting with AgEcon Search to post its annual conference papers.

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Displaying 76 - 80 of 376

Spatial Econometric Issues for Bio-Economic and Land-Use Modeling

Conference Papers & Reports
december, 2006

We survey the literature on spatial bio-economic and land-use modelling and review thematic developments. Unobserved site-specific heterogeneity is common in almost all of the surveyed works. Heterogeneity appears also to be a significant catalyst engendering significant methodological innovation. To better equip prototypes to adequately incorporate heterogeneity, we consider a smorgasbord of extensions. We highlight some problems arising with their application; provide Bayesian solutions to some; and conjecture solutions for others.

Agricultural Profits and Farm Household Wealth: A Farm-level and Cross-sectional Analysis

Conference Papers & Reports
december, 2006

This study examines the relationship between agricultural profits and farm household wealth across locations and farm sizes in U.S. agriculture. Farmland has out-performed non-farm investments over the past decade. Thus, households may want to keep their farmland to build wealth, even if it requires them to earn off-farm income.

Drivers and Modifiers of Lowland Use in West Africa

Conference Papers & Reports
december, 2006
Mali
Western Africa

Lowland development efforts in West Africa have a mixed record. The paper posits that this is due to the neglect of: (1) market opportunity as driving force for lowland use; and (2) the wider context within which lowlands are used as important modifier. The paper applies a regression-based decomposition framework to analyze the factors driving and modifying lowland use in West Africa. It uses community-level data from 1014 geo-referenced lowland units around four urban centers along an agro-ecological gradient in Cote d'Ivoire and Mali.

THE EFFECT OF SOIL CONSERVATION ON TECHNICAL EFFICIENCY: EVIDENCE FROM CENTRAL AMERICA

Conference Papers & Reports
december, 2006
El Salvador
Honduras

This study evaluates technical efficiency (TE) levels for rural households under high and low levels of investments in soil conservation in El Salvador and Honduras. To correct for potential self-selectivity bias a household-level switching regression framework is implemented to estimate separate stochastic production frontiers for the two groups of households under analysis. The main results indicate that a systematic difference exists between the two studied groups.

Recent Trends in Agricultural Land Prices in South Africa: A Preliminary Investigation Using Cointegration Analysis

Conference Papers & Reports
december, 2006
South Africa
Southern Africa

The main objective of this paper is to report preliminary findings on the recent trends in agricultural land prices in South Africa against the backdrop of growing concerns over their rising levels. Given the important role of land prices, the impact such increases would have on significant national development efforts, including the on-going land reform programme and other aspects of agricultural restructuring, provide strong justification for this investigation.