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The Importance of Data Sets in Investment Analysis
For systematic managers, the importance of data sets is critical without exceptions. However, for discretionary portfolio managers, the significance of data sets varies significantly. While some managers utilize alternative data sets for analysis, others prefer conducting in-depth research and forecasting several months to a year ahead. It is noted that there are limited data that can support long-term fundamental analysis in the current environment, indicating the reliance on big data for such purposes is limited.