A financial crisis is a persistent contradiction in the operation of activities related to money and capital, for example, a credit crisis in the cashing of bills, a currency crisis caused by a disconnect between buying and selling, etc.
Economic expansion drives increased demand for gold jewelry, gold for technology and long-term savings, so there is a positive correlation between the price of gold and economic growth.
Early options trading in the US began in 1872, founded by the then famous financier Russell, and at that time included call and put options, the market was always OTC and required trading through brokers.
Trading in the fast-moving futures market is like driving on a highway, with the floating profits and losses of your account going straight up and down, sometimes so fast that you are overwhelmed.
The net value of fund units is the net asset value of each fund unit, which is equal to the balance of the total assets of the fund minus the total liabilities divided by the total number of units issued by the fund. The subscription and redemption of open-ended funds are carried out at this price. The transaction price of closed-end funds is the market price that has been confirmed at the time of transaction; In contrast, the unit transaction price of open-ended funds depends on the net asset value of unit funds that are not known at the time of subscription and redemption (but can be calculated after the market closes on the day and announced on the next trading day).