Showing 1 - 10 of 82
This article provides the history underlying the journal impact factor and weaknesses of this measure to evaluate journal quality. The Eigenfactor and Article Influence Scores are suggested as an improved way to compare research quality and impact across disciplines. The network analysis...
Persistent link: https://www.econbiz.de/10010918097
The authors regret that the above paper contained an error in the calculation of the survey expansion weights (Lambert et al., 2014, p. 110). Using the notation of the paper, the expansion factor for the lth stratum was introduced as wl =agbh=ngh, where g indexes states and h indexes farm size...
Persistent link: https://www.econbiz.de/10011143212
This study investigates worker shares of the returns to scale and returns to technology adoption on U.S. hog farms. The wage analysis controls for a matching process by which workers are linked to farms of different sizes and technology uses. Using four surveys of employees on hog farms...
Persistent link: https://www.econbiz.de/10010918096
Scientists and advocates can disagree on the value of new products or technologies, such as growth hormones, genetically modified organisms, and food irradiation. Both sides of the debate disseminate information to the public hoping to influence public opinion. This study assesses the economic...
Persistent link: https://www.econbiz.de/10005330392
Private R&D is a major source of innovation and productivity growth in agriculture worldwide. This paper examines trends and determinants of agricultural R&D in China. Results show that while the public sector monopolized agricultural research until recently, private agricultural R&D has grown...
Persistent link: https://www.econbiz.de/10009368826
This study uses data from a 2001 survey of Great Plains farmers to explore the adoption, usage patterns, and perceived benefits of computers and the Internet. Adoption results suggest that exposure to the technology through college, outside employment, friends, and family is ultimately more...
Persistent link: https://www.econbiz.de/10005805378
The value, relevance, and efficacy of conducting and publishing research has been widely debated throughout the agricultural economics profession. On the one hand, some argue that the research process creates little value and directly competes with teaching/outreach output. On the other hand,...
Persistent link: https://www.econbiz.de/10005805499
This paper investigates the effect of innovation on primary agricultural and processed food product exports among the Organization for Economic Cooperation and Development (OECD) countries. A theoretical gravity equation that accounts for innovation is derived. The empirical exercise uses panel...
Persistent link: https://www.econbiz.de/10005484169
A revealed-preference-based method is proposed for assessment of the environmental and human health impact of genetically engineered (GE) crops. This method employs the relative pesticide toxicity information from farmers' pesticide choices combined with volume of pesticides as an alternative to...
Persistent link: https://www.econbiz.de/10005484227
A national telephone survey was conducted in the United States in April 2002 to study the consumer acceptance of genetically modified (GM) foods. Attitudes toward GM foods were examined through the use of a multiple correspondence analysis (MCA), analyzing the interrelationships among many...
Persistent link: https://www.econbiz.de/10005484297