保罗·奥兰德：预测金融市场走势

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已于 2022-07-15 17:50:15 修改

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分类专栏：漫游数学世界文章标签：股票量化交易

于 2022-07-15 16:48:14 首次发布

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本文探讨了量化分析师如何运用数学算法自动交易股票以盈利。通过线性回归确定股票趋势，并据此编写代码，自动在价格波动低谷时买入，在回升时卖出，实现盈利。虽然未展示完整策略，但说明了正确数学模型在金融市场预测中的价值。

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1.1.1 Predicting Financial Market Movements

1.1.1 预测金融市场走势

We’ve all heard legends of stock traders making millions of dollars by buying and selling the right stocks at the right time. Based on the movies I’ve seen, I always picture a trader as a middle-aged man in a suit yelling at his broker over a cell phone while driving around in a sports car. Maybe this stereotype was spot-on at one point, but the situation is different today.

我们都听说过股票交易员的创奇故事：正确的时间，买入卖出正确的股票，狂赚数百万美元。根据所看电影，总把他们想象成西装革履的的中年男子，一边开着跑车，一边用手机对着经纪人大喊大叫。也许这种刻板印象在某一时期没错，但如今情况已经不同了。

Holed up in back offices of skyscrapers all over Manhattan are thousands of people called quants. Quants, otherwise