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A note on Heckman-type corrections in models for zero expenditures

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In Heien and Wessells (1990), a two-step estimation procedure, that makes use of Heckman-type corrections, is proposed to estimate consumption on household budget surveys. It is shown that this approach, which draws from switching regressions models, leads to inconsistent estimates.

Document Type: Research Article


Publication date: 2001-07-20

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