“…In particular, Dabalen and Ferrè (2008) have shown how to implement the Lemieux (2002) approach to link the new HBS with the old HBS, and then update the poverty mapping through the use of the old Census. Moreover, Betti et al (2013) have demonstrated that this updating is still valid also after several years, that is, when the poverty mapping is further updated with a third, more recently updated HBS. Otherwise, if a more recent HBS or LSMS is not available but, instead, there is a recent survey not covering consumption expenditure information, the proposed methodology could be complemented by the two methods proposed by Azzarri et al (2006), or Dang et al (2014Dang et al ( , 2017.…”