Mumbai, Oct. 29 -- The dollar index is holding firmly above 102 mark on Thursday after the US central bank left benchmark interest rates unchanged at its October policy meeting. Fed Chairman Kevin Warsh said during a press conference that officials have "made clear our readiness to act as circumstances require, and we have shown our willingness to act." On the inflation front, the Fed acknowledged that price pressures remain elevated, but it chose to pause further rate hikes to gather additional data and assess the appropriate monetary policy stance. The US Personal Consumption Expenditures (PCE) inflation data for September will take centre stage later today. Among basket currencies, EUR/USD and GBP/USD are both trading marginally lower ...