KARACHI: The benchmark KSE-100 index of Pakistan Stock Exchange (PSX) fell by 510 points on Thursday. The index fell owing to profit booking during the day. The index closed at 46,903 points as against the previous day’s closing of 47,413 points, showing a decline of 510 points. Analysts at Arif Habib Limited said that the … Continue reading KSE-100 index plunges by 510 points on profit-booking