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. Author manuscript; available in PMC: 2021 Jun 8.
Published in final edited form as: J R Stat Soc Ser C Appl Stat. 2020 Aug 25;69(5):1189–1208. doi: 10.1111/rssc.12441

Table 2:

Simulation results (Set 2): Incorrectly specified zero-inflated Gamma cost model (the true data generating mechanism is zero-inflated log-normal). Depicted are the true means in each scenario (in hundreds of dollars), the average estimate across simulations, the empirical standard error across Monte-Carlo replications, and the average estimated bootstrap standard error.

TGS Regime True Mean Low Censoring Moderate Censoring
Est. SE SE^ Est. SE SE^
1 a¯=0 10.1 10.2 0.183 0.173 10.2 0.222 0.210
1 a¯=1 12.3 12.4 0.178 0.179 12.4 0.240 0.231
2 a¯=0 10.1 10.2 0.209 0.213 10.2 0.228 0.247
2 a¯=01×3,11×3 11.0 11.0 0.145 0.155 11.0 0.171 0.181
2 a¯=1 12.3 12.4 0.157 0.152 12.4 0.201 0.196