A bond is a financial contract, a debt instrument issued to investors by governments, financial institutions, industrial and commercial enterprises, etc. to raise funds by borrowing directly from society, while promising to pay interest at a certain rate and repay the principal on agreed terms.
A fund subscription is the process by which an investor purchases units in an open-ended fund during the fund's offering period, before the fund has been established.
There are currently three main types of gold price in the world: the market price, the production price and the quasi-official price. All other types of gold prices are derived from them.
The important practical value of Soros' investment theory lies in its use of the theory of contrarianism to identify overreactive markets, following the process of market formation, from self-propelled strengthening to decay,
