1.   That was seen as another way to weaken the yen, since Japanese need to sell yen for other currencies to buy assets overseas.

2.   The money will pay for rolling stock, which it will buy overseas and lease to Indian Railways.

3.   A weaker currency makes imports more expensive and buys less overseas.

4.   The central bank said it would maintain exchange-rate controls that create separate rates for investors who buy baht in domestic markets and those who buy it overseas.