Dhaka, Dec. 18 -- The central bank purchased a further US$67 million through auction from seven banks in the interbank spot market on Wednesday, aiming to stabilise the exchange rate of the US dollar against the local currency.

The amount was bought under the Multiple Price Auction method, with a cut-off rate of Tk 122.30 per dollar, according to central bank officials.

Bangladesh Bank (BB) has so far purchased $2.87 billion directly from commercial banks since July 13 under the prevailing free-floating exchange rate arrangement, the central bank's latest data show.

"We are purchasing US dollars from commercial banks to keep the exchange rate stable, which in turn supports export earnings and remittance inflows," a senior Bangladesh Ba...