Thai Airways International posted a 24 percent rise in quarterly net profit. The airline reported a first-quarter net gain of USD 111.7 m for the three months ended December 31, compared with a USD 89.9 m from the same period a year earlier. Thai said also its profit was pared by USD 10.5 m in foreign exchange losses, compared to a USD 1.85 m from the same period a year earlier. This airline had troubles...