The Pakistani rupee strengthened further against the US dollar, appreciating 0.05% during the opening hours of trading in the inter-bank market on Thursday. At 10am, the local currency was hovering at 280.42, a gain of Re0.14 against the greenback. On Wednesday, the local unit closed at 280.56. Internationally, the US dollar was on the back foot on Thursday, with trade thinned ahead of the U