jack wei

foreword If you are a novice in the encryption world and can't start with many concepts, then you are welcome, you are in the right...

Tracking stock (TS), also known as target stock (targeted stock) or letter stock (letter stock), is designed by a company to specifically track the...

The residual dividend policy is a policy that when an enterprise has good investment opportunities, it calculates the difference between the necessary equity capital...

The big single pressure plate is to use a large amount of capital to suppress the stock price at a lower position, so that...

Stock t+1 refers to the stock that an investor buys on the same day and cannot sell it until the next trading day. T"...

How to identify the authenticity of US dollars? There are 7 kinds of banknotes in circulation: 1 USD , 2 USD, 5 USD, 10 USD,...

The central parity rate of the US dollar exchange rate = (US dollar spot exchange buying price + US dollar selling price) / 2,...

Eat: One hundred dollars can buy about 20 Big Macs, 30 gallons of milk, more than 30 cases of Coke, more than 20 pounds...

The main scene pattern on the front of the US dollar banknote is the portrait of a character, and the main color is black....

The US Dollar Index® (USDX) is an indicator that comprehensively reflects the exchange rate of the US dollar in the international foreign exchange market...

Where is the anti-counterfeit sign for the dollar ? The new version has a watermark, which is deeper. Paper is special. The watermark is obvious. You...

Why is the dollar marked with $? As we all know, $ stands for U.S. dollars. So how did it come about? One way of...