RIYADH: Saudi Arabia’s stock market closed lower on Wednesday falling below 12,000 points as investors fretted about the global economy. Saudi Arabia’s main index, TASI, fell 0.35 percent to reach 11,978, while the parallel market, Nomu, fell 0.95 percent to 21,301. Wafrah for Industry and Development Co. topped the list with a 9.97 percent gain, after winning shareholder