“…public and private worker, student, home worker) in state s. The CIAPI, which is calculated separately for men and women using gender-specific data, varies across states, and within states, across economic activities. X i is a vector of individual demographic variables that have been found to be correlated with cigarette consumption in previous studies (Wasserman et al, 1991;Tauras, 2006;Anger et al, 2011). It includes the history of smoking (years that the individual has smoked regularly), age, per capita monthly income, highest school grade completed, and, denoting with * the omitted variables, indicators for: technical school, residence in a locality with Oportunidadesa federal social programme that provides nutrition, education and health servicesindigenous status, urban residence, marital status (single*, married, divorced), economic activity (worker*, student, home worker) and region of residence (Southeast, Northwest*, Northeast, Centre and West).…”