Meta#42tier 1live in production
meta equal weight
cadence: Dailydata: lowlong onlyshort onlylong short
RFS
2009
Review of Financial Studies
#42 meta_equal_weight — DeMiguel-Garlappi-Uppal 2009 1/N over alpha sleeves.
Citation only — paper link pending.
Mechanism
DeMiguel-Garlappi-Uppal (2009, RFS) "Optimal vs Naive Diversification" shows that 1/N portfolio weighting is shockingly hard to beat out-of-sample once you account for estimation error in fancy optimization. We apply this lesson at the alpha-family level: compute K canonical sub-signals from prices alone and equal-weight
Data dependencies
daily_pricesAdjusted-close OHLCV for every US-listed ticker; primary price feed.
Expected edge
See referenced paper for original effect size; modern out-of-sample replication may be weaker.
Illustrative pattern only
NOT a backtestIllustrative pattern only — see /app for live backtests and the actual current equity curve.
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