1.   As investors sell stocks, they will also sell the ringgit for other currencies to repatriate their investments.

2.   Higher rates help to deter speculators who sell the ringgit in the hope of making quick profits by buying it back cheaper.

3.   Speculators borrow and sell ringgit betting the currency will fall and they can buy it back more cheaply later, the difference being their profit.

4.   Speculators sell ringgit betting the currency will fall and they can buy it back more cheaply later, the difference being their profit.

5.   Traders said it had recovered from earlier losses, when investors sold the ringgit to buy the Singapore dollar.

6.   People are selling the ringgit out of expectation that interest rates will go up.

7.   Money traders literally buy and sell ringgit, as they do with other currencies.