刚接触基金时，我最头疼选买点。 怕买在高点被套，又怕错过低点踏空。后来老股民朋友推荐我试基金定投，说它是"新手友好型"投资方式。 今天就把定投的核心知识点讲透：什么是定投、收益怎么算，还有实操中能赚钱的方法技巧，看完直接能上手。 先搞懂：基金定投到底是什么？ 基金定投很简单，核心就是"三固定"：固定时间、固定金额、投资固定基金。 比如每月发薪日投1000元，或者每周四投500元。不用天天盯盘，自动执行就行。 它的核心优势有三个：一是分散风险，避免一次性买在高点；二是积少成多，小钱也能滚成大钱；三是平摊成本，这也是定投能赚钱的关键逻辑，特别适合 长期投资。 核心难点：定投收益怎么算？举个例子就懂 很多人定投完不知道自己赚了多少，其实公式很简单，记好这两组： 1. 核心公式：定投收益 = （赎回时基金净值 - 平均成本）× 持有份额； 2. 辅助公式：平均成本 = 总投入金额 / 总持有份额；定投份额 = 每次定投金额 / 当期基金净值。 光看公式抽象，咱们用具体例子算一遍，一目了然： 假设每月定投1000元，连续投6个月，赎回时净值1.7元。各月买入净值分别是：1元、1.1元、1.2元、1.3元、1.4元、1. ...

Core Viewpoint - The article emphasizes that systematic investment plans (SIPs) can be beneficial for ordinary investors if approached correctly, highlighting the importance of methodical investment rather than impulsive decisions [3][4]. Investment Strategy - Ordinary investors should avoid chasing popular industry funds with high volatility, such as those in new energy or semiconductors, and instead focus on broad index funds like the CSI 300 or the CSI 500, which offer diversified risk and align with market trends over the long term [3][4]. - The recommended investment rhythm is to invest monthly, ideally on payday, contributing 10%-15% of monthly income to ensure financial stability and avoid liquidity issues [4]. Risk Management - Investors should adopt a strategy of "taking profits, not losses," meaning they should hold onto their investments during downturns to buy more shares at lower prices, while setting profit-taking targets of 15%-20% to secure gains [4]. - The article stresses that patience and discipline are crucial for successful long-term investing, and investors should not compare their returns with others or constantly monitor market fluctuations [4][5].

Core Insights - The current fluctuation of gold prices in London is between $3,900 and $4,050, having dropped over 8% from the previous high of $4,380 [1] - The recent decline in gold prices is attributed to short-term emotional release rather than a long-term trend reversal, with significant profit-taking observed after a peak [3] - Long-term support for gold prices remains intact, with global central bank gold purchases expected to exceed 1,200 tons this year, and the U.S. debt burden continuing to impact the dollar [3] Market Analysis - The recent gold price correction is characterized by a rapid drop of over $400 in just one week, indicating typical profit-taking behavior [3] - Key indicators for assessing the timing of gold investments include monitoring the 10-year U.S. Treasury yield and the stability of gold prices around the $3,950-$3,970 support level [3] - The advice for retail investors includes avoiding high-fee gold products and leveraging low-premium options such as bank gold bars and gold ETFs [5] Investment Strategies - Retail investors are advised against the misconception of needing to buy all at once, with a recommended strategy of gradual accumulation and setting stop-loss limits [7] - A successful investment approach involves using a small portion of idle funds for gold purchases, with a focus on long-term holding rather than short-term speculation [8] - The distinction between gold as a long-term asset versus a short-term speculative tool is emphasized, with current price corrections presenting opportunities for long-term investors [7][8]