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https://doi.org/10.32468/be.11...
Report . 2020
License: CC BY NC SA
Data sources: Crossref
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Abastecimiento y costos de transacción en los mercados de alimentos de las principales ciudades de Colombia

Authors: Margarita Gáfaro; Jair N. Ojeda-Joya; Andrea Paola Poveda-Olarte;

Abastecimiento y costos de transacción en los mercados de alimentos de las principales ciudades de Colombia

Abstract

En este estudio exploramos el grado de integracion de los mercados de alimentos agricolas en Colombia. Nos concentramos en el comportamiento de los mercados de arroz, cebolla, papa, tomate, frijol, yuca y platano. Caracterizamos la estructura de las redes de abastecimiento de estos alimentos hacia Bogota Medellin y Cali, y calculamos una medida de los costos de transaccion entre estas ciudades y sus potenciales proveedores, mediante la estimacion de un modelo Autoregresivo de Umbral con series semanales de precios. Nuestros resultados sugieren que los mercados de estos productos se encuentran integrados, con una vida media de los choques de precios de tres semanas. Unas pocas regiones del pais tienen participaciones importantes en el abastecimiento hacia las tres ciudades principales, sobre todo en los productos menos perecederos como la papa y el arroz. No obstante, se observan costos de transaccion sustanciales que alcanzan en promedio 42 por ciento del precio de estos productos en el mercado de origen.

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
0
Average
Average
Average
hybrid