Why digital currency plummeted

1. greedy!

2. Money is like this: when it is saturated, it will fall; when it is unsaturated, it will rise,

3. Yesterday, gold plummeted to the highest point of 1.5%. Although it rose in the London market, it fell at least 0.75%.

4. The higher the reward, the greater the risk. The same is true for digital currency. If there is a rise, there will be a fall
(1) the long-term investment of digital currency is a kind of high-risk investment
digital currency investment is faced with policy uncertainty, technology risk, competition risk and other risks. For example, the policy changes of digital currency supervision in various countries, the possible cracking of consensus mechanism, and the risk of competition and substitution of other decentralization and legal digital currency. These risks determine that digital currency investment is still a high-risk investment in the long run
(2) there are many uncertain factors affecting the short-term investment of digital currency
in the short term, the price of digital currency is affected by more technical, news and fundamental factors that affect short-term supply and demand, and the price fluctuates greatly, with strong uncertainty and unpredictability.

5. Well, I have the full version. Click on my avatar~~

6. Objects are automatically destructed before they die. Malloc / free can not meet the requirements of dynamic objects. When creating an object, the function should be executed automatically, and the new corresponding delete should not be ignored. Therefore, C + + language needs an operator new which can complete the dynamic memory allocation and initialization< br />malloc/free; Free is a library function, not an operator. It is not under the control of the compiler, and the task of executing constructors and destructors cannot be imposed on malloc / free. They can be used to apply for dynamic memory and free memory, new. For objects of Non internal data type, malloc / delete alone must be used in pairs
malloc and free are the standard library functions of C + + and C language, and new and delete are the operators of C + +

7. The central bank has 50000 digital currencies for cloud flash payment targeted poverty alleviation, which is true because it does have this project

of course, this general definition of Finance may be too abstract, and these examples seem too simple. In fact, on the basis of these general definitions and specific financial procts, human society has deced and developed various large-scale financial markets, including various derivative financial markets based on general financial securities, which serve no more than the simple financial transactions mentioned above. The scope of financial transactions has expanded from the original blood relationship system to villages and towns, to regions, to the whole province, to the whole country, and then to the whole world< There are five elements of Finance:
1. Financial object: money (capital). The currency circulation regulated by the monetary system has the characteristics of advance, turnover and increment
2. Financial mode: represented by credit mode with loan as the main mode. The objects of transaction in the financial market are generally the written proof of credit relationship, the contractual documents of creditor's rights and debts, etc
including direct financing: no intermediary intervention; Indirect financing: finance realized through the intermediary role of intermediary institutions
3. Financial institutions are usually divided into bank and non bank financial institutions< 4. Financial place: financial market, including capital market, money market, foreign exchange market, insurance market, derivative financial instrument market, etc
5. System and regulation mechanism: Supervision and regulation of financial activities.