Meanwhile, there has been plenty of speculation that bitcoin’s big rise may have been due to a pump-and-dump scheme. One theory that the U.S. Justice Department is reportedly looking into is that the digital coin Tether (which is supposedly pegged to the U.S. dollar to make for a less volatile cryptocurrency) was used to manipulate the bitcoin market and cause a large run-up in price. This theory stems from an academic paper, which cast Tether in a very damning light. And it also led many to believe that the initial bitcoin craze was manufactured and destined to bust.
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Another property of Safemoon which has attracted wide criticism is the ownership pattern of the current supply of the token. A large proportion of Safemoon’s total liquidity is owned by members of the founding team. Although these funds are in a so-called lock-up, such concentration of ownership is often a cause for serious concern in the crypto space. In part, this concern is because of the influence that major holders—called whales—have over price movements when they sell.
It can in addition be observed from Fig 7 that as the period band considered increases, the overall (bubble and non-bubble) coherence values generally get stronger, suggesting online factors have a medium to long term link with price.