美联储：发送多个预付费激励是否有效？来自随机实验的证据（英文版）

To encourage survey participation and improve sample representativeness, the Survey of Consumer Finances (SCF) offers an unconditional pre-paid monetary incentive and separate post-paid incentive upon survey completion. We conducted a pre-registered between-subject randomized control experiment within the 2022 SCF, with at least 1,200 households per experimental group, to examine whether changing the pre-paid incentive structure affects survey outcomes. We assess the effects of: (1) altering