PARIS (AFX) - An indicator of French business confidence rose to -40 in December from -45 in December, according to a monthly survey of industrialists carried out by the statistics office Insee. The indicator represents the balance in percentage points between those expecting a general rise in output and those predicting a decline. A separate indicator on prospects for industrialists' own output rose to -1 in January from -10 in December. An indicator on past production fell to -24 in January from -16 in December. The figure represents the balance between the percentage of industrialists reporting an increase in output and those experiencing a decline during the three months preceding the survey.