3 drivers of portfolio performance?
Asset allocation, timing, selection
Most important driver (Brinson)?
Asset allocation
Timing return formula?
(WA − WB) × RB
Selection return formula?
(RA − RB) × WB
Residual return formula?
(WA − WB)(RA − RB)
Key finding of BHB (R² ~ 90%+)?
Asset allocation explains most variation
Key finding on timing/selection?
Add little value on average