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Supply and Demand Analysis for Mussels in the Eu Market

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Title Supply and Demand Analysis for Mussels in the Eu Market
Names Nguyen, Thong Tien (creator)
Date Issued 2010 (iso8601)
Note Abstract only.
Abstract This study analyzes supply and demand system for the mussels in the EU
markets. The results show that farmed and wild quantity of two main
species of mussels, Mytilus edulis and Mytilus galloprovincialis, have
declined in recent years due to limits of seed and space. However, a
demand system analysis proves that the decrease will raise price of the
products in the EU market. Inverse Almost Ideal Demand System (IAIDS)
is applied for farmed and wild mussels show the two products are inelastic
and less competitive. Own quantity flexibilities of farmed and wild mussels
are -0.98 and -0.83, while scale flexibilities are -1.1 and -0.86, respectively.
Wild mussels have low quality and are usually sold in frozen forms, while
farmed mussels has higher quality and are supplied mainly in fresh forms.
The quality difference explains why cross-quantity flexibilities of farmed
and wild products are marginal at -0.13 and -0.023, respectively. The
demand system with month-dummy variables satisfies all restrictions of
adding-up, homogeneity, symmetry, and explains for 89% the variance
(R2). Method of maximum likelihood estimation also shows that non-linear
form is more appropriate for time series data in the study than a linear
equation.
Genre Other
Topic Fisheries Economics
Identifier Nguyen, Thong Tien. 2010. Supply and Demand Analysis for Mussels in the Eu Market. In: Proceedings of the Fifteenth Biennial Conference of the International Institute of Fisheries Economics & Trade, July 13-16, 2010, Montpellier, France: Economics of Fish Resources and Aquatic Ecosystems: Balancing Uses, Balancing Costs. Compiled by Ann L. Shriver. International Institute of Fisheries Economics & Trade, Corvallis, Oregon, USA, 2010.

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