Choosing Between and Interpreting the Heckit and Two-Part Models for Corner Solutions

Abstract

This article addresses certain poor practices commonly seen in the applied health economics literature regarding the use of the Heckit and the two-part model. First, many articles invoke the Heckit to solve a supposed selection problem associated with masses of zero values in continuous variables, despite the fact that it has been shown elsewhere that no… (More)
DOI: 10.1023/A:1025827426320

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