Global Investor Confidence fell by 4.7 points to 118.1 from a revised August level of 122.8, this month's State Street Investor Confidence Index has shown. Regionally, there was some divergence in risk appetite. The confidence of North American institutional investors declined slightly by 4.6 points from 118.3 to 113.7. Elsewhere, however, the tone was more upbeat. European Investor Confidence rose from a revised 109.3 to 110.9, while Asian Investor Confidence increased from a revised 91.9 to 93.1.