Yes, fundamental analysis is useful if it is done in a correct way. Fundamental analysis is an analysis of a security in an attempt to review its basic value, by examining related economic, financial, and other qualitative and quantitative factors. Fundamental analysts study of anything that concerns the security’s value, including macroeconomic factors. However, If you want to learn technical and fundamental analysis you can join any institute like NIFM, NSE India, ICFM, Share market Shiksha.
(Source: https://www.quora.com/Is-Fundamental-Analysis-Useful)
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