“Good thing Americans are forced on to these dogshit exchanges where they can get completely scammed on unreasonably thin books. This type of shit just shouldn’t be happening. It’s not fair that some get stopped out and some stay in, some get fills and some don’t.”BTC/USD 1-hour candle chart (Binance). Source: TradingView
It can be seen from Fig 6 that coherence in the short run is erratic throughout the time interval analysed, and that there is little appreciable difference between the bubble and non-bubble regimes. However in the medium term (8–16 and 16–32 days), coherence generally peaks around areas where bubbles have been identified in the price series. The longer term relationship, though, is less dependent on whether the price is in a bubble phase.

US stocks slide as inflation data shows prices continue to rise at the fastest rate in decades
Combining the BSADF with the GSADF test allows the r2 value to vary while still using a backward expanding window. r2 starts at the smallest possible window size, and moves one point at a time towards the end of the time series.