is vector marketing a pyramid scheme Understand different connotation of interest rates, will help us for the financial concepts of interest rates has a more deepen understanding, especially the formation, change and derivatives need to be determined by the market, this is a very key factor. Nowadays, electric vehicles are referred to as pure electric vehicles, namely, a car that USES a single battery as the energy source for energy storage. It USES the battery as the energy source to power the motor, which drives the motor and drives the car forward. In terms of appearance, electric cars are indistinguishable from everyday cars. The difference lies mainly in the power source and the driving system. This two days of U.S. stocks in the capital market, there was a dark horse, the named Longfin company, in just two days, rose more than 2000%, and due to rise too fast, multiple trigger exchange circuit breakers. It is understood that the company is mainly engaged in the use of artificial intelligence technology to provide financial services. Longfin (NASDAQ: LFIN), which was founded in February, has been trading on the NASDAQ stock exchange since last week at $5 a share, a very young start-up. If you have an inadequate credit profile and are facing an issue where you have to obtain funds quickly, your options might be limited. You are unlikely to attain approval for the conventional financial loan, particularly if your wages is bound. As an effect, you may be influenced to pursue quick loans from payday loan companies. In his theory, money supply is controlled by the central bank and is an exogenous variable with no interest rate elasticity. At this point, monetary demand depends on people's psychological "liquidity preference". He said he believes "this is really a long-term trend in pushing for continued use of memory and storage."