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|標題:||An Econometric Analysis of the Market Power for Chicken-Egg in Taiwan|
This study mainly analyzes the market power between egg producers and marketers for chicken-egg market in Taiwan. This study may contruibute to understanding the reasonable egg pricing and to being the foundation of planning the egg marketing system. The important findings of this study are summarized as following: 1. To test the power between chicken- egg marketing stages by using the intermediate input price approach as the theoretical basis, and to fit with ARCH( autoregressive conditional heteroscedasticity)model as the estimation method.The results are the wholesalers and the jobbers exert monopsony power to producers, and exert monopoly power to retailers. 2. According to the asymmetry tests for margin with response to the price transmission,wholesalers get more profits with the farm-price decrease, while both wholesalers and jobbers benifit from the wholesale-price increase or decrese. Marketing margins with responses to the price changes are asymmetric.This showed that the marketers made a profit by the pricing system and the lag information. 3. Caculating the theoretical margin of the traditional channel,「 producer-wholesaler-jobber-retailer」, was done by using the cross-section data of 1991 in perfect competitive market. The margin distribution being「1.25-1.53-2.15 NT$/0.6kg」,which the total margin is 4.93 NT$/0.6kg , differs from the margin distribution being「2.50-2.50-2.00 NT$/0.6kg」, which the total margin is 7 NT$/0.6kg setting by Marketer-Egg Association. The implications drawn from this study are that one is to give an attention to adjusting the market structure, the other is to concern with improving the marketing efficiency and with changing the distribution of the marketing margin for chicken- egg market in Taiwan.
|Appears in Collections:||行銷學系所|
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