What does digital currency hash currency mean
digital currency is an alternative currency in the form of electronic currency (which can be used for real goods and services transactions)
digital currency has the main characteristics of network packets. This kind of data packet is composed of data code and identification code. The data code is the content we need to transmit, while the identification code indicates where the data packet comes from and goes
based on the characteristics of digital currency, the direct benefit of digital currency to the central bank is not only to save the cost of note issuance, circulation and settlement, but also to enhance the central bank's ability to control funds
Electronic money and virtual money are called digital money. According to the definition of the European Central Bank, virtual money is issued by non central banks, credit institutions and e-money institutions, which can be used as the numerical expression of the value of currency substitutes in some cases{rrrrrrr}
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the process of digital currency trading through the platform is as follows:
(1) investors should register accounts first, and obtain digital currency accounts and US dollar or other foreign exchange accounts at the same time
(2) users can buy and sell digital currency with the money in their cash account, just like buying and selling stocks and futures
(3) the trading platform will sort the buying requests and selling requests according to the rules and start to match them. If they meet the requirements, the transaction will be concluded
(4) e to the difference between the buy and sell volumes submitted by users, a buy or sell request may be partially executed
blockchain is a new computing paradigm and distributed infrastructure, which uses fast chain data structure, distributed node consensus algorithm, cryptography and intelligent contract based on automated script code to proce, verify, store and transmit data. It can also be said that blockchain is a distributed ledger technology, which can provide decentralized trust mechanism in non trust environment, so that multi-party participants can conct secure trust transactions without intermediaries
the application fields of blockchain include digital currency, token, finance, anti-counterfeiting traceability, privacy protection, supply chain, entertainment, etc. with the popularity of blockchain and bitcoin, many related top domain names have been registered, which has a great impact on the domain name instry.
For many people, the concept of digital currency is a mystery. But there is no doubt that digital currency is different from virtual currency
At the same time, digital currency is different from electronic payment. In the actual use experience, digital money and electronic payment may feel similar, but they are still quite different in essence. Before digital currency, the financial instry has been highly informationized. Such as Internet banking, WeChat, Alipay and so on pay the popularization of electronic technology, physical cash accounts for only a very small part of the total circulation of money. In spite of this, because the money used in the transaction comes from the bank account, it actually corresponds to the banknotes1 - data layer: data block, chain structure and time stamp
2 - network layer: P2P network, propagation mechanism, verification mechanism
3 - consensus layer: pow, POS, dpos
4 - incentive layer: issuance mechanism, distribution mechanism
5 - contract layer: script code, algorithm mechanism, smart contract
6-application layer: encapsulates various application scenarios
in the future, jinwowo group will focus on promoting the legal circulation and commercial application of big data with blockchain technology.
The annual interest rate of the three-year term is 5.43%, and the maximum issue amount is 15 billion yuan; The annual interest rate of 5-year term is 6.00%, and the maximum issue amount is 9 billion yuan; There is no type of ten-year Treasury bond
the three treasury bonds are all fixed-term procts with fixed interest rate, and the largest total issue amount is 30 billion yuan. The period of the 16th issue is one year, the annual interest rate is 3.85%, and the maximum issue amount is 3 billion yuan; The 17th issue has a term of 3 years, an annual interest rate of 5.58%, and a maximum issue amount of 15 billion yuan; The 18th issue has a term of 5 years, an annual interest rate of 6.15%, and a maximum issue amount of 12 billion yuan
the issuance period of the three treasury bonds is from October 15, 2011 to October 27, 2011, with interest from October 15, 2011, paid annually, and paid annually on October 15. The 16th installment paid the principal and interest on October 15, 2012, the 17th installment and the 18th installment paid the principal and interest on October 15, 2014 and October 15, 2016 respectively
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types of national debt:
1. National debt can be divided into national borrowing and issuing bonds according to the form of national debt. State borrowing is the most primitive form of borrowing. Modern countries mainly take this form when they borrow foreign debts from foreign governments, banks, international financial organizations and their central banks. However, the loan can only be made under the condition of a small number of debtors
(2) according to the region of issuing national debt, national debt can be divided into domestic debt and foreign debt. Domestic debt is a kind of debt borrowed and issued at home. Foreign debt refers to loans from other governments, banks and international financial organizations and bonds issued abroadsource of reference: Internet - Treasury bond interest rate