Defining the informal sector in terms of household enterprises, the study highlights an alternative investigative approach to the study of informal sector. It contends that one way of analysing the informal sector is to closely examine what is happening within households that drive enterprises....

This study conducts Monte Carlo simulation exercises to determine the finite sample properties of the Fan-Li test [1996] when the interest focuses on uncovering the impact of omitted variables on the semiparametric partially linear model (PLM). It essentially subjects the said test to various...