# `multi_asset_etf_data.xlsx`

Monthly multi-asset ETF panel (SPY, EFA, EEM, DBC, HYG, BWX, ...): prices, total and excess returns. Unhedged base flavor; the QAI-flavor contract for the Harvard case family.

| | |
|---|---|
| **Source** | **Yahoo** — Yahoo Finance |
| **Years** | 2011-2025 |
| **Frequency** | M |
| **Vintage** | Rolling — refreshed by re-running the builder |
| **Rebuild** | `build_data/Build Yahoo - Multi-Asset ETFs.ipynb` |

## Used in this book

- [Harvard's Endowment](../case_studies/Harvard%27s%20Endowment.ipynb) — Risk and Return (Case Study)
- [Practical Optimization](../discussions/11.1.%20Practical%20Optimization.ipynb) — Projects (Discussion)

## Files in this book

- `multi_asset_etf_data.xlsx`