20210831-兴业证券-公用事业行业兴论碳中和系列6：天然气消费量长期增长，价格改革持续推进.pdf

兴证策略中观行业景气周度跟踪2020年第13期：煤炭有色价格齐升，航运业景气度高涨-20201118-兴业证券.pdf

中国2006年地级及以上城市综合经济统计(当年价格).xls

此为一种对价格的整体预测模型，不针对某种项目。其中有相关因素的预测模型和参数估计算法和建立多元线性回归方程或ARMA模型。 预测农产品或副产品价格。如果对与大学里面数学建模的同学特别有用。在做有关价格预测问题时，可作为参考，同时也可直接使用。

新能源供给网络合作行为演化机制研究——基于非完全竞争市场下均质价格视角.pdf

这些数据集包含10个要素，其中“价格（美元）”是相关要素。目的是我们必须使用不同的回归算法来预测钻石的价格。 file/opensearch/documents/92937/Diamond Price Prediction.csv

A list of 10,000 women's shoes and the prices at which they are sold. 10,000件女鞋的清单及其销售价格。 Datafiniti_Womens_Shoes_Jun19.csv Datafiniti_Womens_Shoes.csv 7210_1.csv

根据碳价格数据表，提取北京数据并导出后绘制

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添加价格历史图表和在价格下降到所有亚马逊网站的选择。 ✜ Price History charts Detailed Price History charts for over 900 million Amazon products. ✜ Price Drop & Availability Alerts Set up a price watch directly from the product page. We track any product for you and notify you once the product dropped below your desired price. We track lightning deals as well! ✜ Compare and track international Amazon prices Prices for all Amazon locales are listed and can easily be tracked. ✜ Daily Deals, an overview of recent price drops Get the real deals. Keepa finds the best deals every day. Find products with the highest drop in price in your favorite product category. ✜ Wishlist Import You can easily import your whole wishlist and create price watches for every item on it. ✜ Customizable Change the behavior of the extension the way you like it. ✜ Amazon Locales Support [ .com | .co.uk | .de | .co.jp | .fr | .ca | .it | .es | .in | .com.mx | .com.br | .com.au ] ✜ Language Support [ English | Deutsch | 日本語 | Français | Italiano | Español | 中文 ] No account needed. Just install and start saving money. This extension does not add any browser buttons. You can access and set it up on any Amazon product page. We follows Chrome's minimum permissions policy and only request the following permissions: - Access to keepa.com: needed for communication with our servers to provide the extension with price history data and handle your (optional) user account for price tracking. - Access to amazon.com, amzn.com, amazon.co.uk, amazon.de, amazon.fr, amazon.it, amazon.ca, amazon.com.mx, amazon.es, amazon.cn, amazon.co.jp, amazon.in, amazon.com.br, amazon.nl and amazon.com.au: Required to embed our price history graph directly on Amazon product pages. - "notifications": Provides desktop notifications for price alerts. Only enabled if you explicitly choose this notification channel. - "webRequest" and "webRequestBlocking": These enable the extension to make requests on its own to the pages listed above. This communication en