KARACHI: The greenback edged lower in value against the domestic unit in the interbank and open markets, owing to dull demand from prime importers and oil companies for their payments.The dollar closed at Rs 115.50 for buying and Rs 115.70 for selling. It shed 5 paisas in interbank. The differential between dollar rates in kerb and interbank market decreased to Rs 1.36 in second half transaction on average. Banks made payments worth $3 million to $3.5 million against a supply of $4 to $4.5 million. State-run banks and large privatised banks were involved in the payments to the corporate sector. State Bank of Pakistan also did not make substantial intervention in the market.The euro lost 62 paisas in the interbank to close at Rs 139 for buying and Rs 139.20 for selling. The pound sterling shed 96 paisas to close at Rs 158 and Rs 158.20 for buying and selling respectively. Kerb Market: The domestic unit remained dull in value against the dollar in the open market, owing to lowering demand of dollar from corporate and private sector.The US dollar closed at Rs 118.25 for buying and Rs 118.45 for selling. It lost 5 paisas in the open market against the rupee. The demand of dollar was less than its supply, which caused the value of rupee to stand firm in the kerb market.The pound sterling closed dull by 75 paisas at Rs 161.50 for buying and Rs 161.70 for selling, while euro closed at Rs 142 for buying and Rs 142.20 for selling. It shed 20 paisas in the kerb.Published in Daily Times, May 5th 2018.