(1) Why are the prices of the South African Airways (SAA) two to three times higher than those of any other airline in the country during the 2010 Fifa World Cup Soccer tournament; (2) whether her department has calculated the impact that the increased airfares charged by SAA may have on the number of potential tourists who would be prepared to travel to South Africa during the tournament; if not, why not; if so, what are the relevant details?