Texas factory activity continued to expand in September, according to business executives responding to the Texas Manufacturing Outlook Survey. The production index, a key measure of state manufacturing conditions, fell four points to 13.9, suggesting output growth continued but at a slightly slower pace than in August. Other measures of manufacturing activity also suggested slightly slower expansion in September. Perceptions of broader business conditions remained positive in September. The general business activity index came in at 1.5, a second positive reading in a row.