The Pakistani rupee posted marginal gain against the US dollar in the inter-bank market on Thursday. At close, the local currency settled at 278.15, a gain of Re0.01 against the greenback. On Tuesday, the local unit closed at 278.16. Meanwhile, the US dollar held steady on Thursday as markets awaited key US non-farm payrolls data, while the yen’s slide to 40-year lows against the greenba