When the import rise, therefore it is necessary to buy a foreign currency. Allow foreign demand more. The price of the foreign guests. That is, the more the baht is required before sending the baht weaken themselves.
When imports rise It is necessary to buy foreign currency. The greater the demand for foreign currency. The higher price of foreign currency, the baht would cost much more. Or the baht to weaken it.
When the import rises. Therefore, it is necessary to buy foreign currency. Make needs more foreign currency? The price of foreign currency is higher, that is, to spend more.)