With the birth of blockchain technology, digital assets such as Bitcoin have\nalso rapidly developed. In recent years, although the development of digital\nassets has been blocked by national policies, it is still favored by many investors\nin the capital market. Today, the price of Bitcoin has reached as high as\n4000 $, and some early investors in Bitcoin have received rich returns. But the\nfluctuations in bitcoin prices are also difficult for investors to ponder, and\neven let some people lose their money. By analyzing the factors affecting the\nprice of bitcoin, this paper predicts the trend of bitcoin price through linear\nregression model through the difficulty of mining based on POW mechanism\nand peopleâ??s attention to digital assets (Google Trend Index), thus providing\ninvestors with some reference comments.
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