Fig 3 shows an example wavelet coherence scalogram (the wavelet coherence scalogram for Bitcoin and Litecoin which will be analysed later). All following scalograms use the cross wavelet and wavelet coherence software provided by A. Grinsted [21].
The price fluctuations came as conflicting reports on whether Chinese property giant Evergrande had "defaulted" on its loan surfaced.

Every cryptocurrency transaction is recorded in a public ledger known as the blockchain, which is the technology that makes it possible for it to exist. This allows people to follow the history of cryptocurrencies like Bitcoin to prevent them from spending coins they don't own, copying transactions, or undoing them. Because blockchain intends to eliminate intermediaries such as banks and internet marketplaces, there are no transaction costs.
We’ve talked to investing experts and financial advisors who advise against sinking much of your portfolio into the asset class for this very reason. They work with clients to make sure volatile crypto investments aren’t getting in the way of other financial priorities, like saving an emergency fund and paying off high-interest debt.