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Land quality and land degradation affect agricultural productivity, but quantifying these relationships has been difficult. Data are limited, and impacts are sensitive to the choices that farmers make. Summarizing new research by economists, soil scientists, and geographers, this report explores...
Persistent link: https://www.econbiz.de/10005801570
Deteriorating food security status is primarily a local phenomenon resulting from failures in food systems and inadequate incomes. Technological advances in agriculture have led to declining long-term trends in food prices, which have assisted in improving diets. It is projected that in the...
Persistent link: https://www.econbiz.de/10009365706
Global agriculture must significantly increase production to meet by mid-century the demands for food, feed, and fiber posed by the world’s enlarging population. An important requirement to meeting those demands is a lifting of agricultural total factor productivity (TFP) growth rates. The...
Persistent link: https://www.econbiz.de/10010909819
The potential contributions of new biotechnologies to sustainable food and income security have been the subject of widespread discussions around the turn of the twenty-first century. But distributional issues of which segments of GMO adopters benefit the most have not been given ample...
Persistent link: https://www.econbiz.de/10010913980
Global agriculture must significantly increase production to meet by mid-century the demands for food, feed, and fiber posed by the world’s enlarging population. An important requirement to meeting those demands is a lifting of agricultural total factor productivity (TFP) growth rates. The...
Persistent link: https://www.econbiz.de/10010916168
This paper surveys the literature on pollinator declines and related concerns regarding global food security. Methods for valuing the economic risks associated with pollinator declines are also reviewed. A computable general equilibrium (CGE) approach is introduced to assess the effects of a...
Persistent link: https://www.econbiz.de/10008693224
The study investigates whether African agricultural efficiency levels has been improving or not and what drives its over the years based on 442 frontier studies using meta-regression analysis. The results show that mean efficiency estimates from studies decrease significantly as year of survey...
Persistent link: https://www.econbiz.de/10011069033
The study reveals the contribution of increased agricultural productivity in food security in the developing countries. An intensive literature review is conducted in writing the article. It has depicted the different productivity measures in agriculture and their relative uses. It explains...
Persistent link: https://www.econbiz.de/10011168031
The study analyzed the dynamic relationship among CO2 emission (CE), agricultural productivity (AGP), and food security (FS) in Nigeria. The study used annual time series data spanning from 1961 to 2010. Results based on Augmented Dickey and Fuller and Phillip and Perron tests showed that the...
Persistent link: https://www.econbiz.de/10011531083
Persistent link: https://www.econbiz.de/10011490166