Models by fawwaz

// EA Indonesia — EG pilot, 2-yr forecast
// fractions -> beta (bounded 0–1); large leg -> per-prospect sum (lumpy)
// hi to low is p5 - p95 (90% CI)

// ---------- Leg 1: broad / pledge (large N -> smooth product is fine) ----------
reachedNet  = 600 to 2400
pledgeConv  = beta({ mean: 0.11, stdev: 0.05 })   // ~0.05–0.20
newPledgers = reachedNet * pledgeConv

grossPledge = 40 to 300                            // USD/yr, unbounded above -> lognormal