The role of expectations therefore plays a pivotal role in the development of supply and demand.

Importers and exporters pay one currency when they import goods and receive another currency when they export them.

The securities market is a place where stocks, bonds, and other marketable equity and derivative products are issued and traded, in essence, through the issuance and trading of various types of securities to raise and finance funds and go to the overdue interest.

A state of market instability is when the deviation between the expectations of market participants and the objective facts reaches an extreme state.

Soros argues that the volatility of markets stems from the feeling that people have a biased and flawed perception of markets.

The gold market is a place for gold producers and suppliers to trade with demanders.

Gold in nature is a natural product that exists in a free state and cannot be synthesized. According to its source of different and refining the content of different into raw gold and cooked gold and so on.Gold in nature is a natural product that exists in a free state and cannot be synthesized. According to its source of different and refining the content of different into raw gold and cooked gold and so on. Raw gold is also known as natural gold, barren gold, raw gold, is the object of cooked gold, from the mine or river bottom alluvium mining without melting refining of gold. Raw gold is divided into mine gold and sand gold two kinds. Mineral gold, also known as alloy gold, produced in the mine, gold mine, mostly with the underground gushing out of the hot spring through the rock of the seam fine and precipitation accumulation, often with quartz sandwiched in the crevices of the rock. Most of the mine gold and other metal companion, which in addition to gold and silver, platinum,

Shares to stop opening, stop closing, said the main pull pick up extremely strong, the market will be a big reversal, should quickly buy.

Hedging options refers to the application of two option trades or a combination of option and futures trades.

Today's game is very normal, when the market is lopsided there will be the opposite side.