نتایج جستجو برای: spatial price transmission

تعداد نتایج: 678917  

2010

A regime-switching vector error correction model is applied to monthly price data to assess the impact of BSE outbreaks on price relationships and patterns of transmission among farm and retail markets for bovine in Spain. To evaluate the degree to which price transmission is affected by BSE food scares, a BSE food scare index is developed and used to determine regime-switching. Results suggest...

2005
Teresa Serra José M. Gil Barry K. Goodwin

We study price transmission processes within EU pork markets after the implementation of the EU single market in 1993. We compare results derived from nonparametric regressions with those obtained using alternative non-linear threshold models. Both techniques support the hypothesis that prices are transmitted across spatially separate EU pig markets and provide evidence for asymmetric price adj...

Afsaneh Nikoukar Arash Dourandish Seyed Safdar Hosseini

Over the past three decades vertical price transmission analysis has been the subject of considerable attention in applied agricultural conomics. It has been argued that the existence of asymmetric price transmission generates rents for marketing and processing agents. Retail prices allegedly move faster upwards than downwards in response to farm level pricemovements. This is an important issue...

2000
Kai Nagel Martin Shubik Maya Paczuski Per Bak

We look at price formation in a retail setting, that is, companies set prices, and consumers either accept prices or go someplace else. In contrast to most other models in this context, we use a two-dimensional spatial structure for information transmission, that is, consumers can only learn from nearest neighbors. Many aspects of this can be understood in terms of generalized evolutionary dyna...

2008
Itai Katz Kamel Saidi Alan Lytle

Due to the complexity and variability of capital construction sites, real-time monitoring remains an elusive goal. As unit price continues to fall, camera networks are becoming increasingly viable sensing modalities. The benefits of combining multiple, overlapping image sources include the ability to produce 3D scene reconstruction as well as localize and track objects. In the construction doma...

Journal: :journal of agricultural science and technology 2014
s. h. mosavi a. k. esmaeili s. azhdari

in recent years, iran has experienced high level depreciation of the nominal exchange rate (ner). the ultimate effects of such depreciation on iranian families’ welfare and income distribution have been a challenging issue among policymakers and researchers. accordingly, this study evaluates the economic effects of ner depreciation on the rice market, using spatial price equilibrium model. the ...

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