Typically valued for less than one dollar, Loopring prices are now over $3 a share.
Further to the above, better results were found [24] compared to SADF when using a backward expanding window, which they introduced as backward SADF (BSADF). This performs the same supremum ADF test, but this time with a fixed ending point, r2, and backwards expanding window:

Binance.US was founded in 2019 in response to regulations that impacted Binance’s business in the United States. U.S. regulators believed some of the crypto assets that Binance’s trading platform allowed a user to trade were essentially securities. A security is a category of financial products which includes stocks, bonds, and specialized derivatives like futures. Trading in securities in the United States requires extensive licensing. Rather than change its main exchange to suit U.S. regulations, Binance instead created a separate exchange for U.S. customers, called Binance.US.
The volume of searches for particular terms is retrieved from the Google Trends service, a service provided by Google to give an insight into the popularity of different search terms over time. Search volumes returned from Google Trends are scaled from 0 to 100, where 100 represents the highest search volume within the time frame queried. In this work, the search term considered is the name of each cryptocurrency; for example, the volume of searches for “Bitcoin”, “Ethereum” etc.