### Clue: Rule for each individual framed by one parent (8)
### Answer: IMPERIUM 
 ### Explanation: Definition: Rule
 [ PER(for each, as in "average income per person") + I(Roman numeral for "one";an individual) ] **contained in**(framed by) [ I(Roman numeral for "one") + MUM(an informal term for one's female parent) ].
Defn: Absolute or supreme power held by, say, an emperor over his empire.