Investigating Wave 1 Effects on Poverty Calculations in the 2008 SIPP Panel
Investigating Wave 1 Effects on Poverty Calculations in the 2008 SIPP Panel
SEHSD Working Paper Number 2014-25
Abstract
Discontinuity in estimates of monthly poverty rates across successive panels of the Survey of Income and Program Participation (SIPP) has been a consistent feature of SIPP Panels since the 1996 redesign. As investigated by Czajka, Mabli, and Cody (2008), each SIPP Panel since 1996 has reported Wave 1 poverty rates that were at least two percentage points higher than the final wave of the preceding panel. Additionally, within SIPP Panels, monthly poverty rates experience sharp declines between Waves 1 and 2. This across and within panel phenomenon is generally referred to as the
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