نتایج جستجو برای: agricultural goods

تعداد نتایج: 129320  

2008
Holger Strulik Jacob Weisdorf

This paper provides a unified growth theory, i.e. a model that explains the very long-run economic and demographic development path of industrialized economies, stretching from the pre-industrial era to the present-day and beyond. Making strict use of Malthus’ (1798) so-called preventive check hypothesis – that fertility rates vary inversely with the price of food – the current study offers a n...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2017
Juan-Camilo Cárdenas Marco A Janssen Manita Ale Ram Bastakoti Adriana Bernal Juthathip Chalermphol Yazhen Gong Hoon Shin Ganesh Shivakoti Yibo Wang John M Anderies

Smallholder agricultural systems, strongly dependent on water resources and investments in shared infrastructure, make a significant contribution to food security in developing countries. These communities are being increasingly integrated into the global economy and are exposed to new global climate-related risks that may affect their willingness to cooperate in community-level collective acti...

2018
Fabian Eckert Michael Peters

This paper studies the spatial implications of structural change. The secular decline in spending on agricultural goods hurts workers in rural locations and increases the return to moving towards nonagricultural labor markets. We combine detailed spatial data for the U.S. between 1880 and 2000 with a novel quantitative theory to understand this process and to quantify its macroeconomic implicat...

Journal: :J. Economic Theory 2009
Igor Kopylov

I characterize a finite additive utility representation for preferences over menus. The numbers of both positive and negative components in this representation are expressed explicitly in terms of preference. These expressions can be used to characterize models of temptation, perfectionism, context effects, and other phenomena. © 2008 Elsevier Inc. All rights reserved. JEL classification: D81

2017
Lovisa Nilsson Georg K. S. Andersson Klaus Birkhofer Henrik G. Smith

Over and above food, agricultural landscapes provide citizens with crucial public-good ecosystem services, such as biodiversity conservation, cultural values, recreational opportunities, and food security. Because continuing agricultural intensification undermines the ability of landscapes to provide public goods, policies have been implemented to preserve landscape multifunctionality, but with...

Journal: :اقتصاد و توسعه کشاورزی 0
پاکروان پاکروان مهرابی بشرآبادی مهرابی بشرآبادی گیلانپور گیلانپور

abstract export of nonoil goods in economic activities is so important and its effect on economic and comparative growth is undeniable. so, emphasize on agricultural sector and development of export in this sector prepares good conditions, for iran, to be present at international markets relying its advantages. the study tries to recognize necessary policies to enhance agricultural export poten...

Journal: :تحقیقات اقتصاد و توسعه کشاورزی ایران 0
وحیده انصاری استادیار گروه اقتصاد کشاورزی، دانشکدة اقتصاد و توسعة کشاورزی، دانشگاه تهران حبیب الله سلامی استاد گروه اقتصاد کشاورزی، دانشکده اقتصاد و توسعه کشاورزی، دانشگاه تهران

the main objective of this study is to examine the impacts of two demand side policies, namely; expanding food industries and externally increase in households’ demand for agricultural goods ,on the growth of products in agricultural subsector. to this end, a social accounting matrix (sam) is constructed based on the latest iranian input- output table released in 2001. then, production multipli...

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