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argument10,30分钟。得imong鞭策,争取argu冲6分系列(一)
The following appeared in a letter to the editor of a Batavia newspaper.
'The department of agriculture in Batavia reports that the number of dairy farms throughout the country is now 25 percent greater than it was 10 years ago. During this same time period, however, the price of milk at the local Excello Food Market has increased from $1.50 to over $3.00 per gallon. To prevent farmers from continuing to receive excessive profits on an apparently increased supply of milk, the Batavia government should begin to regulate retail milk prices. Such regulation is necessary to ensure both lower prices and an adequate supply of milk for consumers.'
In the argument, the arguer recommends that the Batavia government should reglulate retail milk prices in order to ensure both lower prices and an adequate supply of milk for consumers. To substantiate this recommendation, the arguer points out that the number of dairy farms has greatly increased. He also points out that the price of milk at a local market has more than doubled. This argument is problematic in several critical respects.
First of all, the arguer unfairly assumes that the increase in the number of dairy farms will guarantee the increase of milk supply. However, he fails to provide any evidence to support this assumption. It is entirely possible that although the number of dairy farms throughout the country is 25 percent greater than 10 years ago, the milk supply,by contrast, move in the opposite direction because the average production of dairy farms declines. Moreover, this increase in dairy farms is based on a nation-wide statistics, which may not correcly describe the trend in Batavia. This problem will undermine the reliability in statistcs therefore would seriously undermine the credibility of the argument.
In addition, the arguer points out that during the same period, the price of milk at the local Excello Food Market has more than doubled. But he does not provide any evidence to convince us the representativeness of the Excello Food Market. It is possible that the price in other markets in the Batavia is totally different with the price in Excello Food Market. Furthermore, the arguer has neglected other factors that may account for the increase in price, say inflation in the whole economy. Without ruling out this possibility, the arguer could not draw any general inference about the milk price in market of Batavia. Also, the arguer presumptuously assumes that the farmers have been receiving excessive profits on the increased supply of milk. But common sense tells us that when the supply increases, the price would probably goes down along with a decreased profit. Thus the arguer's claim that the farmers receive excessive profits is absolutely untenable.
Finally, the arguer recommends that the Batavia government should regulate retail milk prices. This regulation,if conducted, would actually lower the prices as well as the supply of milk.Consider if the price is lower, the farmers would be less likely to supply adequate amount of milk, and therefore would cause a shortage of milk and consequently a higher price of milk. So such a regulation would probably cause more problems than it could sovle.
In sum, the argument is unpersuasive as it stands. To strengthen it , the arguer needs to provide a local statistics about the milk market in Batavia. At the same time, the arguer should investigate the milk price of the whole market in Batavia rather than only one local market before giving any valuable suggestion about whether a market regulation is worthwhile. |
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