Whereas private keys confirm the authenticity of a cryptocurrency transaction, wallets lessen the risk of theft for units that aren’t being used.
US cryptocurrency exchange Coinbase Global Inc on Tuesday reported a nearly 30% fall in third-quarter trading volumes on a sequential basis, hit by lower volatility and declining prices of Bitcoin and other cryptocurrencies.

We also consider two additional factors that account for the finding that in some periods prices drift away from fundamentals. The first factor is the return of Bitcoin. We argue that Bitcoin, being the largest and most traded cryptocurrency, is the most perceptible to sentiment and speculative trading by investors. Thus, as a factor, it can capture periods when trading forces unrelated to fundamentals are the strongest. The second factor is a cryptocurrency price momentum factor that we construct following the seminal work of Jegadeesh and Titman (1993). Momentum effects have been linked to investor psychology (e.g. Barberis et al. 1998).
GURA: And Gensler is asking lawmakers for their support and for more resources. That makes Senator Lummis nervous. She's worried more rules will make the U.S. less competitive. And the crypto industry is also fighting back. So far this year, it spent more than $2.5 million lobbying lawmakers. Republican Congressman Warren Davidson believes Congress needs to make a decision about what to do with cryptocurrency and soon.