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Implements the synth_placebo_tilted design: baseline outcome/noise with a stronger propensity tilt and sharp-null treatment effect (Y1 == Y0 pathwise).

Usage

dgp_synth_placebo_tilted_v130(
  n,
  seed = NULL,
  include_truth = TRUE,
  oracle_only = FALSE
)

Arguments

n

Integer, number of observations.

seed

Optional seed for reproducibility (passed to cs_set_rng()).

include_truth

Logical; if TRUE, include oracle truth tables where supported.

oracle_only

Logical; if TRUE, return only columns needed for oracle truth generation where supported.

Value

A synthetic DGP list with df, true_att, true_qst, meta.

Details

Placebo contract (sharp null): \(\tau(X) \equiv 0\) and \(Y_1 \equiv Y_0\); structural_te zeros, true_att = 0, true_qst zero on cs_tau_oracle().

Registry nuance (this variant): Outcome and noise match synth_baseline; propensity is stronger selection: \(p(X) = \mathrm{plogis}(1.0 X_1 + 1.2 X_2)\).