URL des Documents de travail : http://centredeconomiesorbonne.univ-paris1.fr/documents-de-travail/Documents de travail du Centre d'Economie de la Sorbonne 2015.18 - ISSN : 1955-611XWe investigate underlying determinants of informality by representing the Turkish Time Use Survey in 2006 and the Household Budget Surveys for the years from 2003 to 2006 conducted by Turkish Statistical Institute. Following the descriptive methodology proposed by Gronau and Hamermesh (2006), the main focus is to describe the household data by highlighting the main features and revealing the relative importance of expenditures of time and goods through an exhaustive set of commodities and assign time and goods inputs to each in order to measure their relative goo...