In order to provide a methodology to detect bubbles in time series, Phillips, Wu, and Yu [23] proposed the supremum augmented Dickey-Fuller (SADF) test. This applies a series of right-tailed unit root tests to expanding windows of a time series (with a fixed start date), defined by where r2 is the final data point to be considered in each window, starting at r0 which is a fraction representing the smallest allowed window size and expanding to 1(the complete data set).
Recently, such platforms have come under increased scrutiny by lawmakers and regulators. Binance in particular is reportedly under review by regulators in the U.S., Britain, Germany, Japan, Hong Kong and elsewhere.

Ripple (XRP) broke and closed above the overhead resistance at $1.24 on Nov. 8, signaling that bulls are attempting a comeback. The bears tried to pull the price back below $1.24 but failed to sustain the lower levels.
There are so many areas Safemoon is falling short. In the products, there is so much competition Safemoon is getting from the likes of Bitrise crypto coin. For instance, Safemoon wallet is deemed inferior to Bitrise dApp wallet.