CompositeDebtIssuance · External financing · Lyandres, Sun and Zhang (2008)

Composite debt issuance

Long minus short decile portfolio, value-weighted, market-adjusted. Quarterly, 1956Q3 to 2024Q4.

Expected return · posterior mean, % per year, averaged over the window
Next quarter
2026Q4
−0.18%
95% interval −3.13% to 2.76%
Next year
2026Q4–2027Q3
−0.16%
95% interval −3.14% to 2.78%
Next five years
2026Q4–2031Q3
−0.09%
95% interval −3.20% to 2.94%

Forecast made 16 Sep 2026, conditioning on this portfolio's OAP returns, which end 2024Q4. The 7 quarters between then and 2026Q4 are unobserved and are integrated out under the model.

The original paper used a sort or weighting that matches no uniform quintile or decile portfolio. Original paper: custom sort shows that series.

Cumulative market-adjusted return

−39% since 1956Q3 · log scale

Past performance, annualized

Window Mean Vol. Sharpe t
1956Q3–2024Q4 0.07% 12.36% 0.01 0.05
2020Q1–2024Q4 2.87% 13.69% 0.21 0.47
2024Q1–2024Q4 −8.47% 19.32% −0.44 −0.44

Forecast Sharpe ratio, annualized

Window Mean 95% interval P(neg)
2026Q4 −0.01 −0.25 – 0.22 0.55
2026Q4–2027Q3 −0.01 −0.25 – 0.22 0.54
2026Q4–2031Q3 −0.01 −0.23 – 0.22 0.52
Category
External financing
Form
Continuous
Data
Accounting
Sorted on
Low minus high
Names per leg
274 long / 280 short median · 32 at the 10th pctile
Original sample
1970–2005