ExclExp · Composite accounting · Doyle, Lundholm and Soliman (2003)

Excluded Expenses

Long minus short quintile portfolio, value-weighted, market-adjusted. Quarterly, 1984Q3 to 2024Q4.

Expected return · posterior mean, % per quarter
Next quarter
0.37%
95% interval −0.00% to 0.76%
Next year
0.38%
95% interval −0.01% to 0.76%
Next five years
0.39%
95% interval −0.04% to 0.78%

Cumulative market-adjusted return

+110% since 1984Q3 · log scale

Past performance, annualized

Window Mean Vol. Sharpe t
1984Q3–2024Q4 1.96% 5.05% 0.39 2.47
2020Q1–2024Q4 0.27% 6.09% 0.04 0.10
2024Q1–2024Q4 −2.51% 11.96% −0.21 −0.21

Forecast Sharpe ratio, per quarter

Horizon Mean 95% interval P(neg)
Next quarter 0.148 −0.001 – 0.301 0.03
Next year 0.149 −0.005 – 0.301 0.03
Next five years 0.154 −0.015 – 0.309 0.04
Category
Composite accounting
Form
Continuous
Data
Analyst
Predicted sign
Negative
Original sample
1988–1999