P518 518 TELEINF 23:42:42 Monday's closj. Both thj Singaporj Monjtary Exchangj Ltd. (Simjx), through which thj disastrous dealings weti made, and thj Monjtary Authority of Singaporj (MAS) issued statemjnts in thj morning. Simjx and thj MAS -- Singapore's dj Factoa Cjnttal Bank -- assurid thj financial community that "all margins djposjted by mjmbjr firms will bj usjd soley to margin thj customets' and their proprietary positions." RAND WJASER AGAINST DOLLAR JOHANNESBURG - Thj financial rand for non-resident investors was weakjr against thj dollar Tuesday, opjning at 3.93/95 rands to thj dollar from an ovjrnight closj of 3.90/92. Thj discount bjtween thj finrand and thj commetcial rand widened Monday as last week's rumours ovjr thj imminjnt sje njxt pagj >>>