The harm of digital currency Wallet

1. Legal risks faced by digital currency: (1) at the macro level, there are legal risks, systematic risks and consumer protection. At present, the legislative problems of e-commerce and e-payment have not been solved, the concept of e-currency and related provisions need to be clarified, and many laws and regulations have not been followed up. Secondly, there is a systemic risk caused by the collapse of a single issuing institution. If a certain issuing institution loses confidence in e-money e to its poor management, other e-money issuing institutions will also face run risk. Moreover, in the absence of standardized supervision, it is difficult for the public to effectively identify the qualification and credit level of issuers. How to effectively prompt risks and protect the rights and interests of the public has become a difficult problem. In addition, the concealment, rapidity and cross-border nature of Internet payment make e-money an inevitable money laundering tool for criminals 2 At the micro level, there are technical risks and credit risks in the main body of e-money issuance. The issuers of e-money in China include banks, non bank financial institutions, Internet enterprises and other enterprises. Due to the weak financial professional foundation of some issuers, especially the lack of mandatory technical security standards in China, there are serious management loopholes and security risks in e-money issuers. System software or hardware failures will affect the availability of e-money. Secondly, the unreasonable structure of assets and liabilities and high concentration of investment will lead to the lack of liquidity and the risk of default. In addition, the payment and circulation of e-money rely heavily on all kinds of networks, and there are all kinds of operational risks, such as deliberate embezzlement of other people's accounts, internal crimes of issuing institutions and malicious intrusion of hackers, which will damage the interests of e-money holders. Bitcoin, Ruitai and other digital currencies are suitable.

2. Digital currency is abbreviated as digiccy, which is the abbreviation of "digital currency" in English. It is an alternative currency in the form of electronic currency. Both digital gold coin and cryptocurrency belong to digiccy
digital currency is a kind of unregulated and digital currency, which is usually issued and managed by developers and accepted and used by members of specific virtual communities. The European Banking authority defines virtual currency as a digital representation of value, which is not issued by the central bank or authorities, nor linked with legal currency. However, because it is accepted by the public, it can be used as a means of payment, or it can be transferred, stored or traded in electronic form
according to the notice on preventing the financing risk of token issuance, there is no approved digital currency trading platform in China. According to China's digital currency regulatory framework, investors have the freedom to participate in digital currency transactions at their own risk

warm tips: the above information is for reference only. Before investing, it is recommended that you first understand the risks existing in the project, and understand the investors, investment institutions, chain activity and other information of the project, rather than blindly investing or mistakenly entering the capital market. Investment is risky, so we should be cautious when entering the market
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3. Digital currency does not worry about counterfeit money. If it is paper money, it worries about counterfeit money. I don't worry. I didn't take any money with me.

4. Similar to Alipay and WeChat pay, no physical bills, you will spend faster, because spend money without shadow, no trace, finally the money became a figure, let people become no basic concept of money.

5.

American Stock Research Society points out: different styles of strategies have different requirements for back testing, such as multi factor stock selection or trend strategy. The following points should be noted:

1. Distinguish the data in the sample from the data out of the sample, which is very similar to machine learning. The data in the sample is used for training, and the data out of the sample is used for verification the purpose of this is to avoid the over fitting trap

2. Income distribution: look at the income distribution of all transactions after your back test, and see whether your income source is a few times of large income or a few times of small income if it comes from a large return, your return will fluctuate greatly, and the firm offer will often fail to achieve your effect

3 if you have a parameter that is too sensitive to adjust, it will have a great impact on the revenue, and the situation of your real offer and the simulated offer are also likely to be different

strictly speaking, this kind of strategy avoids some common pitfalls, and it is relatively easy to achieve back testing and real offer
JD quantitative has recently launched some technical indicators of tongdaxin, which are not bad. You can go and have a look, and you should learn a lot< br />