Having in view the three main methods for the estimation of the informal economy's size, the study focuses in the first part on data and methodological problems, trying at the same time to outline a few behavioral aspects by using only simple simulation models. Thus, based on a 288-sample and...

Using a Romanian household survey, we analyse the structure of households’ income by sources: main job, secondary job, and informal activities. We began the study by focusing on data and methodological problems, certain clarifications being necessary. Then we estimated the size of informal...